Our company has the most advanced production equipment and senior engineers. We can make the raw material into finished products and inspect the products before they leave factory. Additionally, we have the comprehensive capacity to manufacture the pipe fittings, flanges and pressure vessel products. Our products include high-performance and high-quality pipe fittings with different sizes, material and kinds. Our products are widely used in the industries of petroleum, petrochemical, electric power, shipbuilding, industry, municipal construction and so on. In order to ensure products’ quality, we have independent laboratories to make kinds of product testing, such as water pressure testing, penetration testing, radiographic testing, ultrasonic testing and products chemical composition testing.

Company history

October 2004, passed ISO9001 quality system certification review

January 2005, mainly recommended by the China chemical company design Center in their system

January 2005, got the permit as a supplier to China chemical materials & equipment company

March 2005, developed new products of polishing 250A standard welding pipe and successfully used in Shandong Chia Tai Ling Hua Bio-Tech Company

April 2005, our 317L stainless steel pipe fitting to used in Taiwan Formosa plastics plant

November 2005, took part in 2005 China International LPG, LNG, CNG, gas technology & equipment exhibition

June 2006, provided certain EP sanitary stainless steel pipe and to Beijing microelectronics Institute of Technology

September 2006, joined 2006 China International Pipe Exhibition

October 2006, provided AP stainless steel tube and pipe fittings to project of Shenzhen Founder Microelectronics Company

April 2007, provided quick connect joint and couplings to Mitsui Chemicals (Zhongshan) Limited

June 2007, provided kinds of special stainless steel forgings the flange to Celanese (Nanjing) Chemical Co., Ltd

October 2007, our logo of “SEP” was approval by the State Trademark Bureau

December 2007, our BA, EP sanitary pipe fittings and valves used in Honor Trust (Zhengzhou) Technology Co., Ltd who is the first wafer chip manufacturing of semiconductor and electronic components in HeNan province

March 2008, moved to new office in Room 507 Pearl Plaza, No. 2123 Pudong Road, Shanghai

April 2008, our sanitary pipe and fitting are tested and approval by the Shanghai Jiaotong University Test Center, it will be the part of standard of China sanitary pipe

April 2008, provided kinds of AP steel pipe, tube and instruments to Cabot Corporation of high-performance materials (Tianjin) Co., Ltd

May 2008, provided AP flanges and accessories to the third period expansion project of GSMC semiconductor manufacturing

June 2008, our BA sanitary pipe and fittings used in Hebei Langfang ENN Group, this is a project of solar cell and joint venture with U.S. Applied Materials Corporation

September 23-26th 2008, will join in the "China 3rd. International Exhibition of pipe" in Shanghai New International Expo. Centre

DEC 28th 2008 Supply the ASTM A335 P91 baosteel original made pipe to Italian plant

JAN, have 2009 outsourcing over 14"inch Y strainer for morrocao clients

JAN, have 2009 outsourcing over 14"inch Y strainer for morrocao clients

June 2009develop the ASTM A335 P9 alloy steel pipes/ubends for indonesia refinery project
the OD of finned tubes over 219mm

JULY 2009 have made the contract with singapore for anele supply the casting pipe fittings
include 304L/316 nipples

SEP 2009 the goods pass the SGS inspection for peru government's projects

JAN 2010 the hydraulic fitting in forging have passed GL inspection

JUNE 2010 The DIN 1629 steel pipe have passed LR inspection.


Apr 2011 setup new office in Jinqiao shanghai.

Sep 21th-22th Tube-China Trade fair at shanghai China

Dec 2011 C AND N new B2B website at http://cnpipefitting.en.made-in-china.com/ launched


Jan 2012, reached Anually supply with PDVSA purcahse division, supply over 6000ton per year

Apr 2012 our supplied chromely a335 p9 pipe pass BV inspection

Sep 2012 Tube-China Trade fair at shanghai China


Jan 2013 C AND N ALUMINUM fitting,AL 6061 T6 Pipe fitting and flange pass SGS inspection

Feb 2013 Finish supply of parker store South Africa over 300 ton stainless fasteners

Apr 2013 Venezuela clients visit to our company for Torque anchor

Dec 2013  suppllied INCONEL 600 and INCOLOY 800H to Aramco


Apr 2014  tube 2016 trade fair at Duesseldorf Germany


Dec 2014 Customized DN2500 fitting produced by us for salination water transmission.

Dec 2014 supply over 250 ton A335 P22 ,A335P11, A213 T22 seamless pipe ship to customer


Jan 2015 project for China Petroleum Engineering and Construction (CPECC)

Apr 2015  S32750 Duplex Steel Sheet Plates PRE PREN over 41 from Baosteel

July 2015 finished A234 WP91 36INCH SCH150 heavy thicness elbow and tee in seamless

Aug 2015 Make design asme b31.4 special shape dummpy support elbow to customer


Apr 2016 attend tube 2016 trade fair at Duesseldorf Germany

Apr 2026 attend tube 2016 trade fair at Shanghai China

Aug 2016 C&N setup FBE pipe coating fundary.

Dec 2016 organizes outstanding employees to go to Hochiminh for team building and visit customer


Jan 2017 Supply ORMAT SYSTEMS low temperature A333 Gr 6 ,A350 LF2, A420 Wpl6

Feb 2017 WPS, WPQR,PQR pass the ASME  certification

Aug 2017  C&N shanghai sales team,Hebei Team visit Thailand for team building


Apr 2018 attend tube 2016 trade fair at Duesseldorf Germany

Apr 2018 attend tube 2016 trade fair at Shanghai China

June 2018 Supply AWWA C207 cement lined pipes to USA over 2000 ton.

Dec 2018  C&N shanghai sales team,Hebei Team visit Maylaysia for team building


Jan 2019 Inspection test plan for pipe fitting new edition released

Feb 2019 get Aramco over 2000 ton large weld spiral SWAH pipes

Mar 2019  China International Petroleum & Petrochemical Technology and Equipment Exhibition

Aug 2019 South Korea Customer Visit Our Factory For Check Chrome moly material

Sep 2019 C&N finalized a UNS10276 Hastelloy C276 project for USA

Oct 2019 The 22nd Middle East (Abu Dhabi) International Petroleum Fair