We are a professional R&D manufacturer in high power electronic ballasts with stable performance. There are four series of MH, HPS, HID, EM from 35W to 1000W.The reasons of choosing us as below:1. We are focus on the high-power electronic ballasts only2. More than 10 years experience on production3. Powerful R&D team has more than 30 staffs4. The core of software and components are researched and developed by ourselves5. CE, ROHS, FCC, UL are available6. Product supreme advantage: stable performance7. Free replacement within two years8. Directly or indirectly ODM/OEM for Philips, OSRAM etc9. We are light power supplier for EXPO Shanghai10. Annual output: More than 500,000pcs electronic ballast