Harbin Donggao New Type Pipe Co., Ltd. is a wholly-owned subsidiary of Heilongjiang Communications Development Co., Ltd. (stock code 601188), a state-controlled listed company, and its predecessor is Dalian Donggao New Type Pipe Co., Ltd. Founded in 2000, it is now registered in Taiyangsheng Industrial Zone, Liming Town, Xiangfang District, Harbin City, with a registered capital of 50 million yuan and a paid-in capital of 80 million yuan. The Harbin base plant covers an area of 40,000 square meters, and the standard factory office building 1 Ten thousand square meters. The company is one of the first domestic manufacturers to introduce the patented technology and equipment of German Carla company and realize industrialization, and has passed ISO9001:2015 quality system certification, ISO14001:2015 environmental management system certification, ISO45001:2018 occupational health and safety management system certification and It is recognized as a high-tech enterprise and is a parti...