Phosphor

Phosphor Market Outlook

The global phosphor market is projected to reach approximately USD 5.7 billion by 2035, growing at a robust CAGR of 5.2% during the forecast period from 2025 to 2035. This growth trajectory is primarily driven by the increasing demand for energy-efficient LED lighting solutions, which utilize various phosphor types for enhanced brightness and color rendering. Additionally, the expanding applications of phosphors in agriculture as fertilizers and in the pharmaceutical sector underscore the versatility and importance of these compounds across multiple industries. The growing emphasis on sustainable practices and the adoption of eco-friendly products further contribute to the rising demand for phosphors. As industries evolve, innovations in phosphor technology are expected to unlock new applications, thereby propelling the market forward.

Growth Factor of the Market

One of the most significant growth factors propelling the phosphor market is the escalating demand for LED lighting, which is widely recognized for its energy efficiency and longevity compared to traditional lighting options. The shift towards sustainable energy practices has led to increased investments in LED technologies, thereby enhancing the need for phosphors that improve color quality and light intensity. Furthermore, the agricultural sector’s rising focus on precision farming techniques, where fertilizers enriched with phosphors are employed to boost crop yield, is another critical driver. The pharmaceutical industry is also exploring the use of phosphors in drug delivery systems and for diagnostic imaging, which opens new avenues for growth. Additionally, advancements in phosphor materials and technologies are likely to create innovative applications that can further stimulate market demand.

Key Highlights of the Market

• The phosphor market is expected to grow significantly, driven by the demand for energy-efficient lighting solutions.
• LED lighting applications dominate the market, accounting for a substantial share of the demand for phosphors.
• Growing agricultural practices incorporating phosphor-based fertilizers are expected to enhance market growth.
• Technological advancements in phosphor production and materials are facilitating new applications across various industries.
• The Asia Pacific region is anticipated to hold the largest market share due to rapid industrialization and urbanization.

By Product Type

Red Phosphor:

Red phosphor is one of the most widely used types in various applications, particularly in LED lighting and display technologies. This phosphor emits red light, which is essential for achieving a broad color spectrum in lighting products and enhancing the visual quality of displays. The increasing demand for high-quality red LED lights in televisions, monitors, and other display devices drives the growth of this segment. Furthermore, red phosphors are crucial in applications requiring color mixing and rendering, making them indispensable in the booming LED market. Innovations in red phosphor formulations are continuously improving efficiency and longevity, further boosting their market presence.

White Phosphor:

White phosphors play a vital role in the LED lighting industry by converting blue light emitted by LED chips into white light. They are critical for achieving the desired color temperature and rendering in lighting applications ranging from residential to commercial. The demand for energy-efficient lighting solutions has significantly increased the adoption of white phosphors, as they enhance the brightness and efficiency of LED bulbs. Moreover, the trend towards warm white lighting in homes and businesses is further propelling the market for white phosphors. Continuous research and development efforts are focused on improving the performance parameters of white phosphors, making them a key player in the phosphor market.

Black Phosphor:

Black phosphor is increasingly recognized for its unique properties and applications, particularly in electronics and optoelectronics. This type of phosphor is known for its ability to absorb light and reduce glare, making it suitable for various display technologies, including screens and panels. The growing trend towards enhanced user experiences in electronic devices contributes to the demand for black phosphors. Moreover, their application in solar cells and light-absorbing materials further underscores their significance in the energy sector. As technology advances, the role of black phosphors in new applications and their potential for market expansion is becoming more apparent.

Yellow Phosphor:

Yellow phosphors are predominantly used in applications that require specific color outputs, such as in LED lighting and displays. They are particularly valuable in creating a balanced color spectrum when combined with other phosphors. The increasing popularity of warm white light, which often incorporates yellow phosphors, is driving their demand in residential and commercial lighting. Additionally, these phosphors find applications in safety signs and indicators where visibility is paramount. The ongoing development of yellow phosphors that offer higher efficiency and better brightness continues to enhance their market appeal and application range.

Green Phosphor:

Green phosphors are essential components in LED technology, providing the necessary wavelength for green light emission. Their application is critical in achieving color mixing and rendering in various lighting systems and display technologies. The growth of the LED market, coupled with the rising interest in energy-efficient lighting solutions, is driving the demand for green phosphors. Furthermore, green phosphors are gaining importance in niche applications like optical imaging, where their specific properties enhance functionality. Innovations in developing high-performance green phosphors are likely to further strengthen this segment's market position.

By Application

LED Lighting:

The LED lighting application dominates the phosphor market due to the increasing global demand for energy-efficient lighting solutions. Phosphors are essential for converting the light emitted by LED chips into various colors, thereby enhancing the overall quality and aesthetic appeal of light fixtures. With the rapid adoption of LED lighting across residential, commercial, and industrial sectors, the demand for various phosphors like red, green, and blue is on the rise. This trend is further supported by government initiatives promoting energy efficiency and sustainability. Technological advancements in LED technology are also expected to drive innovations in phosphor materials, thereby fostering market growth.

Fertilizers:

Phosphors are increasingly being utilized in the agricultural sector as crucial components in fertilizers, significantly impacting crop yield and quality. The rising global population and the consequent demand for food have led to an increased focus on enhancing agricultural productivity. Phosphorus is a vital nutrient for plant growth, and its inclusion in fertilizers ensures that crops receive adequate nourishment. As precision agriculture gains traction, the application of phosphors in specialized fertilizers is expected to rise, further promoting their market growth. The trend towards sustainable farming practices, where phosphor-based fertilizers are utilized to minimize environmental impact, is also contributing to the segment's expansion.

Fireworks:

In the fireworks industry, phosphors are employed to produce vibrant colors during displays, making them a key ingredient in the formulation of pyrotechnic products. Different types of phosphors are used to achieve various colors, enhancing the visual impact of fireworks. The increasing popularity of fireworks in celebrations and events worldwide has led to a steady demand for high-quality phosphors that ensure bright and long-lasting colors. As public events and festivals grow in number, the fireworks market continues to expand, thereby driving the need for advanced phosphor formulations that meet safety and regulatory standards.

Pharmaceuticals:

Phosphors are finding new applications in the pharmaceutical sector, particularly in the development of diagnostic imaging techniques and drug delivery systems. The unique properties of certain phosphors allow them to be utilized in imaging modalities, enhancing the visibility and accuracy of medical diagnostics. As the healthcare industry continuously seeks innovative solutions for improved patient care, the demand for phosphors in pharmaceuticals is expected to grow. Additionally, research into phosphor-based systems for targeted drug delivery is gaining momentum, indicating promising opportunities for market expansion in this segment.

Others:

The "Others" category encompasses various niche applications of phosphors, including in the manufacturing of consumer goods, automotive products, and electronics. Phosphors are utilized in coatings, adhesives, and other materials where luminescent properties are desired. The versatility of phosphors allows them to be incorporated into a wide range of products, enhancing functionality and aesthetic appeal. As industries continue to innovate and explore new applications for phosphors, this segment is likely to witness steady growth, driven by the diverse needs of various markets.

By Distribution Channel

Online Stores:

Online stores constitute a significant distribution channel for phosphor products, offering convenience and a wide range of options to consumers. The rise of e-commerce has transformed purchasing behaviors, enabling buyers to access phosphor products from various suppliers worldwide. Online platforms provide detailed product descriptions, customer reviews, and competitive pricing, making it easier for businesses and consumers to make informed purchasing decisions. Additionally, the ability to compare different phosphors and their applications enhances the online shopping experience. As digital sales channels continue to expand, the online segment is expected to further grow, supported by increasing internet penetration and a shift towards online purchasing.

Specialty Stores:

Specialty stores play a vital role in the distribution of phosphors, particularly for customers seeking specific types or formulations for niche applications. These stores often provide expert advice and specialized products that cater to the unique needs of various industries, including agriculture, pharmaceuticals, and electronics. The personalized service offered by specialty stores can significantly enhance customer satisfaction and loyalty. As industries become more reliant on tailored solutions, the importance of specialty stores in the phosphor distribution landscape is likely to increase, allowing for more targeted marketing and customer engagement strategies.

Hypermarkets/Supermarkets:

Hypermarkets and supermarkets are essential distribution channels for phosphor products, particularly for consumer-centric applications such as LED lighting and related accessories. These retail giants offer a variety of phosphor-based products, making them accessible to a broad customer base. The convenience of shopping in large retail spaces allows customers to explore multiple options in one visit, fostering impulsive buying behaviors. Additionally, promotional activities and in-store displays can enhance the visibility of phosphor products, driving sales. As more consumers adopt energy-efficient lighting solutions, the presence of phosphor products in hypermarkets and supermarkets is likely to grow.

Direct Sales:

Direct sales channels, including manufacturer-to-consumer sales, are crucial for promoting phosphors, especially for businesses that require customized products in bulk. This approach allows manufacturers to establish strong relationships with customers, offering tailored solutions and technical support. Direct sales can also facilitate better pricing structures, helping companies to maintain competitive advantages. As industries increasingly seek direct partnerships with suppliers for specialized phosphors, the importance of this distribution channel is expected to rise. The direct engagement fosters transparency and trust, which can lead to repeat business and long-term partnerships in the phosphor market.

Others:

The "Others" category includes various distribution channels that are less conventional but still play a role in the phosphor market. This may include trade shows, exhibitions, and direct marketing efforts that target specific industries or applications. These channels provide manufacturers with opportunities to showcase their products, foster relationships with potential customers, and gather valuable market insights. As networking and direct engagement in niche markets gain importance, these alternative distribution channels are expected to grow, supporting overall market expansion.

By Ingredient Type

Yttrium Phosphor:

Yttrium phosphor is a key ingredient used widely in the production of phosphors for LED and display technologies. Known for its excellent luminescent properties, yttrium phosphor is crucial for generating red and green light, making it a fundamental component in phosphor blends. The rise of high-performance LEDs, which require specific wavelengths for optimal color rendering, significantly boosts the demand for yttrium phosphor. Moreover, ongoing research into enhancing the efficiency and lifespan of yttrium phosphors continues to drive innovation within this segment, ensuring their relevance in a rapidly evolving market.

Calcium Phosphor:

Calcium phosphor is another essential ingredient in phosphor manufacturing, primarily known for its effectiveness in various lighting applications. This type of phosphor is particularly valued for its ability to produce warm light, making it ideal for residential and commercial lighting solutions. The growing emphasis on creating energy-efficient and aesthetically pleasing lighting options is driving the demand for calcium phosphors. Innovations in calcium phosphate formulations are aimed at improving luminous efficacy and color quality, ensuring that this ingredient remains a vital part of the phosphor market.

Lanthanum Phosphor:

Lanthanum phosphor is widely recognized for its applications in phosphor-based displays and lighting. Its unique properties allow for enhanced brightness and excellent color rendering, making it a popular choice in the display technologies industry. The increasing demand for high-definition displays and LED lighting solutions is bolstering the growth of lanthanum phosphor in the market. Moreover, ongoing advancements in manufacturing processes are aimed at enhancing the performance of lanthanum phosphors, which are essential in meeting the evolving demands of consumers and industries alike.

Strontium Phosphor:

Strontium phosphor is extensively used in the production of phosphors for various applications, including LED lighting and luminescent materials. Its particular properties facilitate the generation of bright and vibrant colors, which are essential for achieving the desired visual effects in lighting and displays. The increasing focus on energy-efficient technologies and sustainable lighting solutions is further driving the demand for strontium phosphors. Research and development efforts aimed at improving the performance of strontium phosphors are likely to enhance their market presence, making them crucial in the ongoing evolution of phosphor technologies.

Others:

The "Others" category encompasses various other ingredient types utilized in phosphor manufacturing. This may include rare earth metals and other compounds that contribute to specific luminescent properties. The versatility of these ingredients allows manufacturers to develop customized phosphor solutions tailored to meet the diverse needs of different applications. As the phosphor market continues to evolve and innovate, the inclusion of alternative ingredient types is expected to play a significant role in enhancing product performance and expanding application possibilities.

By Region

The regional analysis of the phosphor market highlights the Asia-Pacific region as a dominant player, accounting for approximately 40% of the global market share. The rapid industrialization and urbanization in countries like China and India have led to a surge in demand for LED lighting and phosphor-based applications. The growing agricultural sector in the region is also leveraging phosphor-based fertilizers to boost crop yields, further driving demand. Additionally, the increasing focus on energy-efficient solutions and sustainable practices across various industries is expected to sustain the growth of the phosphor market in Asia-Pacific, with a projected CAGR of 5.5% during the forecast period.

North America and Europe are also significant markets for phosphors, collectively accounting for nearly 35% of the global share. In North America, the emphasis on innovation in lighting technologies, particularly LEDs, propels the demand for phosphors. The presence of major players and ongoing research and development activities in these regions contribute to market growth. Meanwhile, Europe is witnessing a shift towards sustainable products, further enhancing the demand for phosphors in applications such as pharmaceuticals and agriculture. As these regions adapt to emerging market trends, the phosphor market is expected to grow steadily, with Europe showing a projected CAGR of 4.8%.

Opportunities

The phosphor market presents numerous opportunities driven by technological advancements and the increasing demand for energy-efficient products. As industries continue to shift towards sustainable practices, the demand for phosphors in applications like LED lighting, agriculture, and pharmaceuticals is expected to rise. Companies investing in research and development to innovate and improve phosphor formulations will find lucrative opportunities to capture market share. Moreover, the expansion of the electric vehicle market creates additional possibilities for phosphor applications in batteries and displays, ensuring sustained growth across various sectors. The emergence of smart cities and the growing focus on intelligent lighting systems further enhance market prospects, providing a fertile ground for phosphors to thrive.

Additionally, global initiatives aimed at reducing carbon footprints and promoting eco-friendly products are likely to propel the phosphor market. As governments implement regulations to phase out inefficient lighting technologies, phosphor-based LEDs will become increasingly essential. The shift towards precision agriculture and the use of phosphor-based fertilizers for improved crop yields presents a significant opportunity for companies operating in the agriculture sector. Furthermore, industries that focus on sustainable manufacturing processes will benefit from incorporating phosphors into their product offerings, paving the way for long-term growth and innovation in the phosphor market.

Threats

While the phosphor market holds substantial growth potential, it is not without its challenges. One of the primary threats is the volatility in the prices of raw materials required for phosphor production. The reliance on rare earth elements can create supply chain vulnerabilities, especially given geopolitical tensions and trade restrictions that may affect availability. Furthermore, the emergence of alternative technologies, such as organic light-emitting diodes (OLEDs), presents competitive pressure on traditional phosphor-based technologies. As these alternatives gain traction due to their unique advantages, manufacturers in the phosphor market must adapt to evolving consumer preferences and technological advancements to retain market share. Additionally, environmental concerns surrounding the extraction and processing of certain raw materials might lead to stricter regulations, potentially affecting production processes and costs.

Moreover, the growing trend toward sustainability and eco-friendliness could pose a challenge for phosphor manufacturers that do not align with these values. Consumers and industries are increasingly favoring products that demonstrate a commitment to reducing environmental impact. Companies that fail to innovate and adopt eco-friendly practices may find themselves at a disadvantage in the competitive landscape. As the phosphor market navigates these challenges, strategic planning and adaptability will be crucial for sustaining growth and profitability.

Competitor Outlook

• Universal Display Corporation
• OSRAM GmbH
• Phillips LumiLEDs
• Lanthan GmbH
• GE Lighting
• Merck Group
• Intensity Technologies
• YAG Phosphor Co.
• Albemarle Corporation
• Shenzhen Tsinghua Tongfang Co., Ltd.
• Nippon Chemical Industrial Co., Ltd.
• Nemoto & Co., Ltd.
• Yixing Shenghua Chemical Co., Ltd.
• Hubei Daya Phosphor Technology Co., Ltd.
• TruColor Technologies

The competitive landscape of the phosphor market is characterized by the presence of several key players actively engaged in research and development, expanding their product portfolios, and enhancing their market presence. Major companies are focusing on innovative phosphor technologies and sustainable practices to cater to the growing demand for energy-efficient solutions. Furthermore, strategic collaborations and partnerships are becoming increasingly common as companies seek to leverage complementary strengths and expertise to accelerate market penetration. The competitive focus on product quality, efficiency, and innovation drives ongoing developments within the phosphor market.

Universal Display Corporation is a significant player in the phosphor market, particularly known for its advancements in OLED technology and phosphorescent materials. The company's commitment to R&D has positioned it as a leader in developing energy-efficient lighting solutions, making it a key competitor in the phosphor segment. Similarly, OSRAM GmbH, a global lighting technology company, continues to innovate in the area of phosphors for LED applications, focusing on enhancing color quality and energy efficiency. Their extensive product range and global reach enable them to cater to diverse customer needs across various sectors.

Another noteworthy competitor is Merck Group, renowned for its specialty chemicals and materials, including phosphors. The company emphasizes sustainable practices in its operations while delivering high-performance phosphor solutions for multiple applications, from displays to lighting. Additionally, GE Lighting, a long-standing leader in the lighting industry, is leveraging its expertise to develop phosphor-based products that meet the demands of modern consumers seeking efficiency and sustainability. By continuously investing in technology and innovation, these companies remain at the forefront of the phosphor market, poised to capitalize on emerging trends and opportunities.

• 1 Appendix

  • 1.1 List of Tables
  • 1.2 List of Figures

• 2 Introduction

  • 2.1 Market Definition
  • 2.2 Scope of the Report
  • 2.3 Study Assumptions
  • 2.4 Base Currency & Forecast Periods

• 3 Market Dynamics

  • 3.1 Market Growth Factors
  • 3.2 Economic & Global Events
  • 3.3 Innovation Trends
  • 3.4 Supply Chain Analysis

• 4 Consumer Behavior

  • 4.1 Market Trends
  • 4.2 Pricing Analysis
  • 4.3 Buyer Insights

• 5 Key Player Profiles

  • 5.1 OSRAM GmbH
    • 5.1.1 Business Overview
    • 5.1.2 Products & Services
    • 5.1.3 Financials
    • 5.1.4 Recent Developments
    • 5.1.5 SWOT Analysis
  • 5.2 GE Lighting
    • 5.2.1 Business Overview
    • 5.2.2 Products & Services
    • 5.2.3 Financials
    • 5.2.4 Recent Developments
    • 5.2.5 SWOT Analysis
  • 5.3 Merck Group
    • 5.3.1 Business Overview
    • 5.3.2 Products & Services
    • 5.3.3 Financials
    • 5.3.4 Recent Developments
    • 5.3.5 SWOT Analysis
  • 5.4 Lanthan GmbH
    • 5.4.1 Business Overview
    • 5.4.2 Products & Services
    • 5.4.3 Financials
    • 5.4.4 Recent Developments
    • 5.4.5 SWOT Analysis
  • 5.5 YAG Phosphor Co.
    • 5.5.1 Business Overview
    • 5.5.2 Products & Services
    • 5.5.3 Financials
    • 5.5.4 Recent Developments
    • 5.5.5 SWOT Analysis
  • 5.6 Phillips LumiLEDs
    • 5.6.1 Business Overview
    • 5.6.2 Products & Services
    • 5.6.3 Financials
    • 5.6.4 Recent Developments
    • 5.6.5 SWOT Analysis
  • 5.7 Nemoto & Co., Ltd.
    • 5.7.1 Business Overview
    • 5.7.2 Products & Services
    • 5.7.3 Financials
    • 5.7.4 Recent Developments
    • 5.7.5 SWOT Analysis
  • 5.8 Albemarle Corporation
    • 5.8.1 Business Overview
    • 5.8.2 Products & Services
    • 5.8.3 Financials
    • 5.8.4 Recent Developments
    • 5.8.5 SWOT Analysis
  • 5.9 TruColor Technologies
    • 5.9.1 Business Overview
    • 5.9.2 Products & Services
    • 5.9.3 Financials
    • 5.9.4 Recent Developments
    • 5.9.5 SWOT Analysis
  • 5.10 Intensity Technologies
    • 5.10.1 Business Overview
    • 5.10.2 Products & Services
    • 5.10.3 Financials
    • 5.10.4 Recent Developments
    • 5.10.5 SWOT Analysis
  • 5.11 Universal Display Corporation
    • 5.11.1 Business Overview
    • 5.11.2 Products & Services
    • 5.11.3 Financials
    • 5.11.4 Recent Developments
    • 5.11.5 SWOT Analysis
  • 5.12 Yixing Shenghua Chemical Co., Ltd.
    • 5.12.1 Business Overview
    • 5.12.2 Products & Services
    • 5.12.3 Financials
    • 5.12.4 Recent Developments
    • 5.12.5 SWOT Analysis
  • 5.13 Nippon Chemical Industrial Co., Ltd.
    • 5.13.1 Business Overview
    • 5.13.2 Products & Services
    • 5.13.3 Financials
    • 5.13.4 Recent Developments
    • 5.13.5 SWOT Analysis
  • 5.14 Shenzhen Tsinghua Tongfang Co., Ltd.
    • 5.14.1 Business Overview
    • 5.14.2 Products & Services
    • 5.14.3 Financials
    • 5.14.4 Recent Developments
    • 5.14.5 SWOT Analysis
  • 5.15 Hubei Daya Phosphor Technology Co., Ltd.
    • 5.15.1 Business Overview
    • 5.15.2 Products & Services
    • 5.15.3 Financials
    • 5.15.4 Recent Developments
    • 5.15.5 SWOT Analysis

• 6 Market Segmentation

  • 6.1 Phosphor Market, By Product Type
    • 6.1.1 Red Phosphor
    • 6.1.2 White Phosphor
    • 6.1.3 Black Phosphor
    • 6.1.4 Yellow Phosphor
    • 6.1.5 Green Phosphor
  • 6.2 Phosphor Market, By Ingredient Type
    • 6.2.1 Yttrium Phosphor
    • 6.2.2 Calcium Phosphor
    • 6.2.3 Lanthanum Phosphor
    • 6.2.4 Strontium Phosphor
    • 6.2.5 Others
  • 6.3 Phosphor Market, By Distribution Channel
    • 6.3.1 Online Stores
    • 6.3.2 Specialty Stores
    • 6.3.3 Hypermarkets/Supermarkets
    • 6.3.4 Direct Sales
    • 6.3.5 Others

• 7 Competitive Analysis

  • 7.1 Key Player Comparison
  • 7.2 Market Share Analysis
  • 7.3 Investment Trends
  • 7.4 SWOT Analysis

• 8 Research Methodology

  • 8.1 Analysis Design
  • 8.2 Research Phases
  • 8.3 Study Timeline

• 9 Future Market Outlook

  • 9.1 Growth Forecast
  • 9.2 Market Evolution

• 10 Geographical Overview

  • 10.1 Europe - Market Analysis
    • 10.1.1 By Country
      • 10.1.1.1 UK
      • 10.1.1.2 France
      • 10.1.1.3 Germany
      • 10.1.1.4 Spain
      • 10.1.1.5 Italy
  • 10.2 Phosphor Market by Region
  • 10.3 Asia Pacific - Market Analysis
    • 10.3.1 By Country
      • 10.3.1.1 India
      • 10.3.1.2 China
      • 10.3.1.3 Japan
      • 10.3.1.4 South Korea
  • 10.4 Latin America - Market Analysis
    • 10.4.1 By Country
      • 10.4.1.1 Brazil
      • 10.4.1.2 Argentina
      • 10.4.1.3 Mexico
  • 10.5 North America - Market Analysis
    • 10.5.1 By Country
      • 10.5.1.1 USA
      • 10.5.1.2 Canada
  • 10.6 Middle East & Africa - Market Analysis
    • 10.6.1 By Country
      • 10.6.1.1 Middle East
      • 10.6.1.2 Africa

• 11 Global Economic Factors

  • 11.1 Inflation Impact
  • 11.2 Trade Policies

• 12 Technology & Innovation

  • 12.1 Emerging Technologies
  • 12.2 AI & Digital Trends
  • 12.3 Patent Research

• 13 Investment & Market Growth

  • 13.1 Funding Trends
  • 13.2 Future Market Projections

• 14 Market Overview & Key Insights

  • 14.1 Executive Summary
  • 14.2 Key Trends
  • 14.3 Market Challenges
  • 14.4 Regulatory Landscape

Segments Analyzed in the Report

The global Phosphor market is categorized based on

By Product Type

• Red Phosphor
• White Phosphor
• Black Phosphor
• Yellow Phosphor
• Green Phosphor

By Distribution Channel

• Online Stores
• Specialty Stores
• Hypermarkets/Supermarkets
• Direct Sales
• Others

By Ingredient Type

• Yttrium Phosphor
• Calcium Phosphor
• Lanthanum Phosphor
• Strontium Phosphor
• Others

By Region

• Asia Pacific
• North America
• Latin America
• Europe
• Middle East & Africa

Key Players

• Universal Display Corporation
• OSRAM GmbH
• Phillips LumiLEDs
• Lanthan GmbH
• GE Lighting
• Merck Group
• Intensity Technologies
• YAG Phosphor Co.
• Albemarle Corporation
• Shenzhen Tsinghua Tongfang Co., Ltd.
• Nippon Chemical Industrial Co., Ltd.
• Nemoto & Co., Ltd.
• Yixing Shenghua Chemical Co., Ltd.
• Hubei Daya Phosphor Technology Co., Ltd.
• TruColor Technologies