Hangzhou Dakang Chemical Co., Ltd

Shanghai Huatong Group Boyang Pump Factory is an industrial enterprise specializing in the research, design, manufacturing and production of various pump products such as submersible pumps, magnetic pumps, centrifugal pumps, pipeline pumps, multi-sta

Since designing the first rupture disk (bursting disc) in 1931, BS&B Safety Systems, continues to set the standard. Our commitment to technology, high quality manufacturing and quality by design, has earned us the ISO 9001 Quality System Certificatio