Ningbo Yinzhou Hydraulic Mechanical Co., Ltd majors in producing zinc alloy cast, variety of hardware processing parts and copper valves of ship’s life raft.Annual zinc alloy die-casting reaches 1000 tons, while hardware processing parts is 5 million pieces. Company has a full set of production flow hardware and software equipments, so it can provide a full line service, from die developing, manufacturing to product process as well as surface treatment...