Jiangyin Huahuiyuan Electronic Technology Co., Ltd is an innovative company researching&marketing solar charge controllers. The particular patents make powerful functions for products. The main product lines include universal water-proof solar charge controller, Automatic power reducing solar charge controller, solar&municipal-power-supply hybrid charge controller, LED driver, which are Widely applicated in solar street lamp, lawn lamp and small off-grid PV (solar power)system. With the business philosophy---technology makes better life, the company focus on providing more safe, reliable, simple and economic solutions to clients.