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:High / low frequency transformer (excluding 10 ~ 35 KV resin dry-type transformers), filters, inductors, magnetic ring, switching power supply, charger, LED power supply production processing and sales; domestic trade. (Laws, administrative regulations, t
Main:Development and sales of electronic components, inductors, filters, transformers, magnetic faults, coils, network transformers and electronic products; optoelectronic products, LED light source products, LED lamps, magnetic materials, electromechanical eq