hengtong is equipped with foreign advanced production equipment for overhead contact line products and is capable of manufacturing 1,000 tons of overhead contact lines and 1,000 tons of catenaries a month. its products cover magnesium-copper, tin-copper, and silver-copper contact lines, catenaries and accessories in a wide range of models and specifications. the special heat treatment process from independent r&d of hengtong has obtained the national patent for invention, and it has cracked a world technical problem. the railway engineering series of hengtong represent the highest level of high-speed railway technology worldwide and have been successfully applied to multiple major high-speed railways in china such as the beijing-shanghai high-speed railway, demonstrating up-to-standard or even superior performances of the railway industry.
