Chen Chong Industrial Co., Ltd. is an electronic, communications, power line and solar power products manufacturer based in Wenzhou City, Zhejiang Province, Eastern China. We specialize in:(1)Research and development, design and production on gas station LED oil price changer sign; (2)Research and development, design and production on various LED timer/ counter/ clock/ digital display; (3)Research and development, design and production on LED moving text sign and LED video display; (4)Research and development, design and production on LED lighting/ solar street light and solar systems; (5)Research and development, design and production on AC/DC power cord, wiring harness, power line; (6)Provision of electronic components, connectors, hardware fitting; (7)ODM and OEM (PCB and components welding processing)...