HID ballast (C-C1 12V50W): Long life, quick starting, easy installation, security Introduction:Our company:We have years' experience in foreigh trading export and own progressive production equipment allow us to be the most competitive firm in our line.have more than 300 staffs and monthly output reach 250,000pics,last year our turnover is more than 800.000USD,our had passed the CE and E-mark (ps ...