Dalian Suntak Electronics Co., Ltd. (hereinafter referred to as Changxing Plant) is located in Dalian Changxing Island Economic and Technological Development Zone, and the Phase I construction area is 20,000m2. Changxing Plant has introduced a fully automatic CCD positioning production line from Taiwan, a dust-free workshop, a press-forming workshop and a CNC forming workshop, with complete functions and advanced equipment, allowing it to produce double-sided circuit boards in batches. In addition, it also has a double-sided board plant that can produce a variety of products, with large productivity and excellent quality, and the products have been applied in industrial control, EMS and other fields.