Zhejiang Langling Hardware Electric Co., Ltd is a high-tech company mainly engaged in electrical and electrical auxiliary materials, plastic mould manufacturing, hardware tools and accessories, intelligent low-voltage electrical appliances industry, solar energy products. It was founded on the basis of the former Yueqing Zhaoxin Mould Factory. It is a professional and independent development of moulds and PCB boards, with a number of patented technology priorities. The products are widely used in the field of overload, short circuit, leakage and