Pioneering the future of [metallurgy]. Fortunately, Putui friends can visit Innovation pipeline manufacturer's website! For many years, Putui Transmission joint Expansion joint supplier--Zhongyuan valve fittings has insisted on taking innovation as the basis of survival and improving the application of new technologies in [Expansion joint] products! To learn more about the application of Expansion joint product new technology in Putui, please call Innovation pipeline [Expansion joint] sales manager for more details!