Shenzhen Grandtop Automation Co., Ltd (Grandtop Electrical for short) is a manufacture specialized in SMT and DIP processing. The company production base locates in Shenzhen Bao’an; it is well-equipped both in production line and inspection. Our products are widely used in industrial equipments，communication apparatus, automobile electronics, computers, medical devices and network devices . Since the establishment, the company has been committed to R&D the professional double-side multilayer high-precision PCBA. The great ability in production，steady high quality and short delivery time which gain our factory a good reputation among our customers. As we are widely accepted by our customers and the industry, we finally became a leader in China. Grandtop Electrical adhere the idea of ‘E..