As one of national main brands to apply spring clipping device (technology) into terminal block (connection) in earlier time, SUPU has become a well known pronoun in the field of electronics connection technology in China. After 20 years of development, SUPU has not only passed ISO9001 quality certification system, but also adopted process quality managing system, in order that clients can receive high-quality products and satisfactory services. Our products have been applied in wild range of industries, such as: electricity, petroleum, railway, shipbuilding, elevator, chemical engineering, etc. For many years, SUPU has insisted "to provide clients with high quality products and services", and apply itself to technology creation and new products designing and developing to meet different client’s in different fields. Our products including all kinds the terminal blocks and connectors, PCB terminal blocks, transformer connectors, MCS connectors, modules, marking tools, etc. All of these items have already passed or are applying for certification from international authentification organizations, which are CQC, CCC, UL, VDE, TUV, CSA, CE, ROHS, etc. You can search more information about our products on our website