Dongguan Hengying Hardware Manufacture is a factory professionally engaged in the production of electronic ballasts for HID bulbs, such as HPS, MH , T5,T8 ballasts. Our factory has been ISO9002 certified and manufacturing capability, giving you Global quality assurance in every product you buy. We have been designing and manufacturing electronic ballasts since 1999. Our mission is to bring our customers electronic ballasts for extreme temperature applications and bring more environmentally friendly and longer life products to users. Dongguan Hengying Hardware Manufacture also helps you research the new items and new design to meet your market demands. We have a strong and good experienced team of engineers. We design newer, more convenient and more saving energy products for users.