Hello from Jakarta Expansion joint, thank you for visiting Innovation pipeline enterprise website (www.xdguandao.com)! Over the years, Jakarta Waterproof casing product supplier Zhongyuan valve fittings Jakarta Expansion joint overseas product promotion station has cultivated the market intensively, served the local market, and constantly improved the application of new technologies in [Expansion joint] products! 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 [ 0371-68676867] for more information!