Jiangsu Chih Wen Semiconductor Technology locates at Yangzhou West Lake Science and Technology Park. The factory covers 2000 meters area with 10 million RMB registered fund. The corporation has cutting-edge testing equipment and independent research development focusing on repairing and maintenance of power supply. We provide customers with comprehensive solution including professional maintenance, design and develop project service. Our team now has 30 senior electronic R&D and AE / MKS original maintenance engineers with professional repairing techniques, rapid response service to create value for customers.