Tianjin Waterline Pipeline Engineering Co., Ltd. is a branch of the Tianjin Waterline Group. A large joint-stock enterprise headquartered in Tianjin, our group holds five wholly owned subsidiaries: Tianjin Waterline Pipeline Engineering Co., Ltd., Hohhot Waterline Brothers PCCP Co., Ltd., Tianjin Worldline International Trade Co., Ltd., Tianjin Waterline General Machinery Co., Ltd. and Beijing Waterline Environmental Protection Technology Co., Ltd. . With many years of hard work behind us, our business has expanded to several fields.

Tianjin Waterline Pipeline Engineering Co., Ltd., which specialize in the design, fabrication and installation of large diameter water supply and sewerage drainage pipelines.

Hohhot Waterline Brothers PCCP Co., Ltd., specialize in the steel pipe. Include the Ductile Iron pipe and the welded pipe.


Tianjin Waterline General Machinery mainly produces PC wires, PC strands, PC bars, and the anchorages. Size for Pc wire from 3.0-9.0mm, PC strand 9.53mm-15.24mm, PC bar is 7.1mm and 9.0mm. Furtehr we also operate the wedge and anchorage which used for above pc strand and pc wire. Details please contact with us.

Beijing Waterline Environmental Protection Technology Co., Ltd. is specialize in produce Integration prefabricated underground Sewage Treatment Equipment. Sewage treatment capacity is from 1000 to 30000T/D. It character is large treatment, high efficiency, environmental protection and low cost.

Tianjin Worldline International Trade Co. is the export outlet for the above products. We also export other products, such as welding and cutting machines, other machinery, regulators, cables, binoculars, monoculars, and industrial equipment.

We warmly welcome friends from all over the world to cooperate with us for common development.