Dear France [Expansion joint] customer, thank you for paying attention to Innovation pipeline official enterprise website! Over the years, France France Expansion joint Expansion joint product partners Zhongyuan valve fittings enterprise internet promotion site has focused on R&D and innovation, and constantly improved the application of new technologies in [Expansion joint] products! Think what you want,do what you need. 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 to learn more new information!