Jianzhi International Trade (Tianjin) Co., Ltd.

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JIANZHI Group Co., Ltd. was established in 1982. Keep pace with the times, update equipment and skills, carefully build our brand, focus on the development of high-end products, and actively respond to market needs through creativity. As a permanent member of the China Foundry Association, JIANZHI participated in the formulation of almost all industry standard documents.

In the < GLOBAL MALLEABLE IRON PIPE FITTINGS MARKET INSIGHTS AND FORECAST TO 2026 >*, the report provides market analysis from 2015 to 2026, including market size, country (or region) analysis, sales, and profit analysis, market competition pattern, and market share analysis, based on detailed information and data of 11 major malleable iron pipe manufacturers and participants in the world. Among the 11 companies are Viking Group Inc/ Mueller Industries Inc/ Smith-Cooper International in the United States, BIS Pipe Fitting Industry of Thailand, and Hebei JIANZHI Casting Group of China.

As a major manufacturer and participant of malleable iron pipe fittings in the world, you can learn about its position. As a leader in the industry, it leads Chinese malleable iron fittings to the world.

Jianzhi International Trade (Tianjin) Co., Ltd.

Up to now, JIANZHI pipe fittings have been exported to more than 60 markets in Asia, Europe, Africa, South America and Oceania. "JIANZHI" brand has been registered in 35 countries and regions. They are the United States, Arabs, Australia, Belgium, Canada, Colombia, Czech Republic, Egypt, Britain, Germany, Hungary, India, Iran, Iraq, Ireland, Italy, Luxembourg, Malaysia, Mexico, the Netherlands, Pakistan, and the Philippines. , Poland, Portugal, Romania, Russia, Singapore, Slovakia, Spanish, Sweden, Syria, Thailand, Turkey, Vietnam.

We believe that more and more customers will know the JIANZHI brand and fall in love with it. To develop higher quality products is our mission. Convenient, safe, customer-centric, providing quick response are our service purpose. We promise that no matter where you are, we are always here, we are ready to help you.


* :Research report writing team: Industry Research Co.

Publish date: 16 July 2020.

Is a high-end platform that helps key players in the business world develop strategies and make far-sighted decisions based on facts and data from in-depth market research.

Jianzhi International Trade (Tianjin) Co., Ltd.


Our History and Some Main Honors

  • 1982

    Established and named “Yutian first plumbing plant”.

  • 1993

    Renamed as“Tang Shan malleable water plumbing industries LTD”

  • 1994

    Invent “Chain Link Type Quality Control”

  • 1996

    "JIANZHI" was awarded as a famous brand product in Hebei Province of China

  • 2000

    Renamed as ”TangShan JIANZHI Malleable Ltd”

  • 2002

    Passed international quality management system certification

  • 2005

    Renamed as “Hebei JIANZHI Casting Group Ltd”

  • 2007

    JIANZHI's first generation hydraulic testing machine was developed successfully

  • 2008

    Passed UL, Took part in the building project for the 2008 Beijing Olympic Games

  • 2010

    Passed CE

  • 2011

    Built a new factory in Chifeng

  • 2013

    JIANZHI pipe fitting has been named the “Chinese Malleable Pipe Fitting Famous Brand”

  • 2013

    Passed Turkey TSE

  • 2014

    Completed two factories and a galvanizing plant in Chifeng

  • 2014

    Brand “JIANZHI” has been named the “China Famous Brand”

  • 2014

    Passed ISO 9001, ISO 14001 and ISO 18000

  • 2015

    Passed Brazil ABNT

  • 2015

    Passed American FM

  • 2015

    Grooved fitting passed CCC certification

  • 2017

    JIANZHI introduced the world's most advanced DISA line.

  • 2019

    JIANZHI becomes the teaching practice base of some universities in China, where students will be trained to be engineers and technicians.

  • 2019

    JIANZHI Casting Group was elected as the chairman of the China Casting Association.

  • 2019

    JIANZHI Casting Group won the title of "Individual Champion enterprise in Hebei Province of China"and achieved 13.5% of the Chinese market share.

Jianzhi International Trade (Tianjin) Co., Ltd.
Jianzhi International Trade (Tianjin) Co., Ltd.
Jianzhi International Trade (Tianjin) Co., Ltd.

Since 1982, for JIANZHI, there were so many important changes and rewards. Diligence and pragmatism are the motto of each worker in JIANZHI Group. All staff will continue to work hardly, "Either Not Doing It Or Doing It Better". In the future, JIANZHI will write a more gorgeous history.

Quality and Production

Jianzhi International Trade (Tianjin) Co., Ltd.

After a long development, the qualified rate of our pipe fittings is over 98.5%. We welcome customers from all over the world to supervise quality together.

If you find any problems as follows during the use, please contact us and get the rewards which you deserved.

- One of the malleable gray iron pipe fitting reward 200 dollars.

- One of the pinhole malleable pipe fitting reward 70 dollars.

- Other reject pipe fittings will be reward 25 dollars.

Noted: BS tag,

*①Gray pipe fitting qualification standard: deformation rate1', under 5%, 1 1/4-2 under 4%, 2 1/2-4 under 3%, the crack has been identified as the gray pipe fitting.

*②Reject standard of perfection: properly installed and detection, bubble trouble, and air leak for the reject product.

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Our R & D capabilities

  • CE


  • ISO 9001

    ISO 9001

  • ISO 14001

    ISO 14001

  • OHSAS 18001

    OHSAS 18001

  • TSE


  • UL


  • UL


  • UL


  • Patent


  • Patent Certificate

    Patent Certificate

  • Patent Certificate

    Patent Certificate

  • Patent Certificate

    Patent Certificate

  • Patent Certificate

    Patent Certificate

  • Patent Certificate

    Patent Certificate

  • Patent Certificate

    Patent Certificate

  • FM


  • FM


  • FM









Correction and grinding

Draw Edge



Air tightness test



The production of JIANZHI malleable iron pipe fittings requires at least 10 processes. In addition, in order to further ensure the sealing quality of all products, we have set up 7 pressure test workshops, 252 sets testing equipment. Tested one by one.

JIANZHI Group invented "Chain Link Type Quality Control" and won the second prize of enterprise Management Modernization innovation achievement awarded by The Ministry of Agriculture of China in August 1994.

The"Chain Link Type Quality Control"is layer upon layer inspection every procedure.Products in each process must strictly control the quality, the next process in the operation of strict and careful inspection of the previous process into the quality of products, found that the previous process of unqualified must be eliminated.

The nonconforming product found in the previous process will be rewarded and punished by the next process.

In this way, the next process controls the quality of the previous process, and a complete quality management chain is formed by connecting one ring with another.

Here are some main productions lines and equipment:

DISA MATIC production line: 11

37 Lathes and 18 CNC machining centers.

Tunnel annealing furnace: 8

Electroplating lines: 6

Hot galvanizing line: 8

Threading workshop: 7, 576 sets of threading equipment.