About Us

Sun Yin Crystal Industry Company Limited

Sun Yin Crystal Industry Company Limited was founded in 1994.

Since its establishment, the company has been focusing on the production and processing of sapphire watch crystal, mobile phone screen and optical products. Today, the total area of ​​its own factories in Shenzhen and Heyuan has exceeded 400,000 square feet.

The company has advanced production equipment, with an annual output of 15 million pieces of high-quality products and has introduced modern enterprise management concepts and passed the ISO 9001 & 14001 management system.

Five Advantages


Our own processing and AR coating factory

Annual Output

15 million pieces of Sapphire Crystal


30 years of experience in sapphire crystal production and processing


Delivery on time


Product quality is verified by REACH & Rohs test

Products and Marketing

  • Watch crystal
  • Phone screen
  • Sapphire crystal for laser hair removal
  • Jewelry
  • Medical equipment
  • Global supplier
  • Including: Switzerland, United States, Germany, Italy, Taiwan, Japan
  • Long-term partner with famous brands
  • Highly recognized by the industry

Raw material source

The raw materials used by the company include Switzerland, Europe, Japan and China.


ISO 14001
ISO 9001
ISO 14368