Hebei Zhongneng Guojian pipeline equipment manufacturing Co., Ltd. is located in the famous "elbow pipe capital" - Donghe Industrial Zone, Cangzhou, Hebei Province. The predecessor of the company is Donghe elbow welfare No.2 factory, which was founded in 1986. It is a collective enterprise. After more than 30 years of production practice, it has accumulated rich production technology. It is adjacent to Huanghua port and national highway 205 in the East, Jinan in the south, Beijing Tianjin in the north and Beijing Shanghai high-speed railway in the West. Shihuang, Tianjin Shantou and Beijing Shanghai high-speed railway run through the whole territory. It has superior geographical location and convenient land and sea transportation.