Main:General business items are: production, transformer, rectifier; Distribution of self-produced products; Domestic commerce, material supply and marketing industry (excluding items prohibited by laws, administrative regulations, and decisions of the State C
Main:LED light source, LED applications, LED lighting parts, semiconductor lighting, production and sales of electronic components; domestic trade, import and export of goods and technology. (Laws, administrative regulations, the State Council decides otherwis
Main:Electronic transformers, electronic components production and sales, domestic commerce, materials supply and marketing, import and export of goods and technology. (Excluding the above items are laws, administrative regulations, the State Council decided t