Grin located in Loudi, Hunan, China. We are the professional stainless steel pipe manufacturer. Main products include SS welded pipe, corrugated pipe, high efficient pitted surface pipe, coil pipe, bend pipe and so on.

Wenzhou Chaohai Stainless Steel Mirror Pipe Co., Ltd. is an enterprise specializing in the production of sanitary stainless steel seamless pipes, and stainless steel seamless mirror pipes. The company has passed the ISO9001 quality system demonstration and has obtained the "China Quality Trusted Product" certificate. 

Wenzhou Kaifu Industry Co., Ltd. is a professinal muanfactuer of stainless steel pipes.
Mainly produce the stainless steel welded pipe,stainless steel square tubes , stainless steel mirror polished tubes.

Zhejiang Tsingshan Steel Pipe Co., Ltd. was founded in 2003. It is an integrated manufacturer for stainless steel seamless, welded pipes, tubes, fittings, which are widely applied in various industries.

Zhejiang Jin Bo Fluid Technology Co., Ltd. is a professional manufacturer of high precision sanitary valve, pipe fittings and pumps and other fluid equipment. Products are widely used in dairy products, beer, food, etc.

The company has advanced production equipment: NACHI heat treatment equipment, outmatic grinding machine, high performance PVD coating equipment, high-precision 4-axis CNC saw blade teeth grinding machines and a range of precision inspective equipment.

Hebei Changfeng Steel Tube Manufacturing Group Co., Ltd. specializes in producing ERW steel pipes. OD: 3” - 26”, HRC: Gr.B-X70. We have CNAS, API-5L, API-5CT. CE, ISO and other PRO certification.

Chittk got the Award of National High-tech Enterprise in 2015. It is specialized in automatic and unmannned metal pipe production line. Chittak is the sole agent of Italian YUKON and YUNNEX HSS and TCT saw blade in China.

Tianjin Boai Pipeline Tech Group is a large-scale enterprise, producing andmarketing high precision, high strength ERW welded pipe, spiral welded pipe, 3PE, 3PP, FBE anti-corrosion, insulation, oil and gas pipe, etc.

Zhejiang Yinlong Stainless Steel Co., Ltd. specializes in the production and sales of stainless steel seamless pipes of various specifications and special materials. The production and testing equipment are complete. The products are sold well in various provinces, cities and regions across the country. They are widely used in petroleum, chemical, nuclear, electric power, shipbuilding, Papermaking, pharmaceutical, food, decoration, machinery and construction industries.