About ZEISS:

Founded on 1846, and organized by Carl Zeiss. It is recognized by the German industry for its high-quality optical performance and is the world's top lens. Zeiss has a wide range of businesses, and optical lenses are just one of their categories. The first photo of man landing on the moon was taken with a Zeiss lens.

About CRYSTAL STAR:

Crystal Star Optical was established in August 2007, located in Shenzhen, China, is one of the best lens manufacturers in China. The main products are PC, nylon, TAC and TRITAN and other products.

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About DAYAO:

Dayao Optical was established in April 2010, located in Danyang, Wenzhou, China. The main products include optical CR-39 sunglasses, CR-39 polarizers,,etc., and it is a professional sun lens enterprise.in China.

About JINSHENG:

Jinsheng Optical was established in 2013， located in Xiamen, China. It is a professional manufacturer of nylon lenses. The main products are nylon lens, nylon poly film, nylon color-changing film and so on.

BESTSEA is a professional eyewear factory, mainly designing and producing some mid-to-high-end optical glasses and sunglasses. In order to ensure the stability of the quality of glasses, we choose high-quality lens suppliers, such as Zeiss, Crystal star, etc., and have established a long-term and stable cooperative relationship with them. Of course, if the customer has demand, we can also cooperate with the lens supplier designated by the customer.