Shenzhen CLN Electronics Co.,Limited was founded in 1990, TUV ISO9001:2008 registered company. It owns three factories, of which manufacture button batteries, alkaline dry batteries and portable power bank. It has 1500 employees currently and fabrication area 20,000 square meters.

All batteries from CLN is CE, SGS certified and ROHS compliant and IEC quality standard approval. All designs strictly follow the UL and EU electrical safety standards. Focusing on product quality, CLN employs fully automated equipments and checkout equipments.