Domestic VCSEL chip suppliers have flocked to the automotive market, including Ruishi Technology, Everbright Huaxin, etc.

Due to the high manufacturing process requirements and difficulty in mass production of VCSEL chips, VCSEL chips in the industry are still monopolized by international manufacturers. However, in recent years, a large number of domestic suppliers have flocked to the automotive market, including Ruishi Technology, Everbright Huaxin, Ruixi Technology, Xinliang Photonics, Changrui Optoelectronics, Sanan Optoelectronics, and Changrui Optoelectronics, which have deployed automotive VCSEL products.