What are the main manufacturers of optical communication devices in China (such as TOSA and BOSA)? )? Who are Huawei's suppliers?

China manufacturers of optical components include Sichuan Guangheng and Wuhan WTD. Secondly, there are many small and medium-sized manufacturers, and there are too many Huawei suppliers you mentioned, mainly depending on which category they belong to. It should be said that most large domestic communication manufacturers are cooperating with Huawei. Specifically, you can browse some websites in the industry, which will contain some relevant information.