Empowering your international business success. Thank Holden customers for entering Innovation pipeline website! At the beginning of the establishment of the company, Holden Waterproof casing product supplier Zhongyuan valve fittings Holden Expansion joint network publicity site took research and development as the basis of survival and continued to improve 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 Holden, please call Innovation pipeline [Expansion joint] technical engineer to learn more experience!