Nanjing Yunhai Special Metals Co., Ltd.

Nanjing Yunhai Special Metals Co., Ltd., established in 1956, specializes in casting products such as building fasteners, plumbing fittings, mechanical parts, and connectors. The company also produces eco-friendly non-fired bricks using industrial waste. With a strong R&D team and multiple patents, it emphasizes quality, safety, and timely service.