Tianjin Honghao Insulation Pipe Co., Ltd. was established in 1996, with a registered capital of 110 million yuan, covering an area of 260 acres, an annual output value of 600 million yuan, and 380 employees, including 30 professional technical personnel and 6 engineers. It is a large-scale comprehensive manufacturing enterprise specializing in the production of environmentally friendly, fluorine-free polyurethane direct buried insulation pipes, steel jacket composite steam insulation pipes, polyethylene outer protective pipes, PE water supply pipes, and insulation pipe fittings. The headquarters is located in the Ninghe Economic Development Zone of Tianjin, with production bases and service networks in Harbin, Shenyang, Shandong, and Gansu, and is designated as the production base for the North China region by China Huadian Group. The company has strong production capabilities, with 24 production lines for polyethylene outer protective pipes, all employing vacuum sizing, spray cooling, automatic cutting, internationally advanced molds, and German KraussMaffei extruders, producing over 300,000 tons of polyethylene outer protective pipes ranging from φ90 to φ1860mm annually; 8 production lines for polyurethane direct buried prefabricated insulation pipes, 2 sets of PU600 high-pressure foaming machines, and 4 sets of PU300 foaming machines, capable of producing 4,000 kilometers of insulation pipes ranging from DN20 to DN1600mm; 7 automatic winding machines for steel jacket steam insulation pipes and 16 fully automatic argon arc welding machines, employing 28 welders. The company's products cover more than 20 countries and regions both domestically and internationally, including North China, Northeast China, East China, Northwest China, Central South, Outer Mongolia, and Russia, and are mainly used in central heating, central cooling, high-temperature steam transportation, and drinking water transportation. Our company is a governing unit of the "China Urban Heating Association" and a group-level member enterprise of China Huaneng Group, China Datang Group, China Huadian Group, China Guodian Group, and China Power Group's cogeneration projects. The "Honghao" brand polyurethane direct buried insulation pipe has won the title of Tianjin Trademark; it has been recognized as a "Tianjin Integrity Enterprise" by the State Administration for Industry and Commerce; in 2012, it obtained ISO9001 international quality management system, ISO14001 environmental management system, and OHSAS18001 occupational health and safety management system certification; in 2013, it obtained the "Special Equipment Manufacturing License of the People's Republic of China"; in 2014, it was rated as a "Contract-abiding and Trustworthy Enterprise" by the Tianjin Administration for Industry and Commerce; in 2015, it received the "Tianjin Sanitary License for Drinking Water Safety". The company adheres to the principles of environmental protection, energy conservation, and resource recycling, dedicating itself to becoming a model in the domestic pipeline industry with a people-oriented approach, a pursuit of excellence, and a spirit of integrity, innovation, pragmatism, and efficiency. We strive to become a model for China's energy-saving and environmental protection industry, aiming to be a leading enterprise in China's energy-saving and environmental protection endeavors!