Our factory Yitoa Intelligent Control Co. Ltd. In Shenzhen China established in 2001 with ISO9001, Is a leading manufacturer specializing in designing and developing of HID (Xenon) ballast & ballast conversion kit. We have over 90 R&D engineers wth rich experience. Our assembly line is well equiped with Lead free Wave Welding, ICT Testing Apparatus, SMT and so on. We can provide you OEM&ODM services according to your requirements. Good quality, Competitive price and strong R&D team are our guarantee to make customer satisfied. For more information, You are welcome to visit our company website at http: / / Www. Yitoa. Com/ Hid . Should any of these items be of interest to you, Please let us know, We will be happy to give you details.