Qingdao Lion Technology Co., Ltd. is the company specializing in HID hydroponic grow light supplement products. It has a full range of 400-1500 watts of HID electronic ballasts, LED products as well as supporting hps/mh bulbs, wing reflector, tents, ventilation pipes and other products etc ,we have the rich experience for the OEM, ODM service and the products are sold very well in the different countries