Changguang Huaxin: Silicon optical chip is the fifth growth curve in the company's planning.

[Changguang Huaxin: Silicon Optical Chip is the fifth growth curve in the company's planning]-- Changguang Huaxin said on the interactive platform that the silicon optical chip is the fifth growth curve in the company's planning. The company's Blu-ray chips can be used in the field of laser direct writing lithography.