Profile of a technical leading SMPS supplier Shenzhen Yingxin Optical Development Co., Ltd. is a high-tech company focusing on switching power supplies, integrating R&D, manufacture, sale and service and providing professional SMPS design service and high-tech SMPS products. R&D and marketing office is located in Shenzhen, China. Besides, we have another company with the name of Wintek Electronics Technology Limited located in Hong Kong. More than 20 engineers are from R&D department, and ...   |