Hello from Seoul, you are browsing a physical enterprise focusing on Expansion joint products! For many years, Seoul Expansion joint partner Zhongyuan valve fittings Seoul Expansion joint online promotion sub-station has adhered to the survival of R&D, cultivated the market intensively, and constantly improved the application of new technologies in [Expansion joint] products! The charm of every excellent national brand are contained in ordinary and vivid true stories. If you want to know more about the application of [Expansion joint] product new technology in practice, please call Innovation pipeline [Expansion joint] technical engineer for detailed information!