2003

The establishment of Tianjin Tongjie High Pressure Pump Manufacturing Co. Approved as a national high-pressure pump industry research base

2004

Tongjie developed 3BZ135/17 coal seam injection water pump and successfully applied for coal safety certificate.

2005

The establishment of Tianjin Tongjie Technology Development Co. Obtained the certificate of quality management system certification for the design, manufacture and service of high-pressure pump series products.

2006

Moved to Saida Industrial Park, Xiqing District;

2007

Acquired a shareholding in JETECH, USA, to align the high-pressure water jet technology with international standards.

2008

Hydraulic end unit for reciprocating plunger pumps are patented； Successfully held the International Symposium on High Pressure Water Jet Technology (more than 300 delegates from 6 countries and regions attended)

2009

"Development and application of ultra-high pressure reciprocating plunger pump" won the second prize of scientific and technological progress in Xiqing District, Tianjin. The plunger high-pressure pump was patented, and the supporting coal mine dampening liquid pump was put into the market. Equipment for preparing rubber powder from waste tires was patented.

2010

Drafted national standard GB/T261352010 for high-pressure cleaning machine;

2011

Appraised as the training base of high pressure water jet cleaning operation safety specification GB26148-2010; Rated as AAA credit enterprise by International Credit Association; Successfully held the international high-pressure water jet technology seminar; Became a member of the American WJTA Water Jet Technology Association; Established a branch factory at Xinghua Sanji Road, Xiqing Development Zone Further expanded production scale; Recognized as a Tianjin science and technology-based small and medium-sized enterprise.

2012

Awarded the title of high-tech enterprise. Patent product "a fast response fire-fighting robot based on ultra-high pressure water jet" was born. Tianjin Daily reported the achievements of Tongjie's own core technology under the title of "Small giant breaks through the world with water jet in hand". The National Science and Technology Conference proposed that "enterprises are the subject of scientific and technological innovation".

2013

General Manager Qi Yongjian of Tianjin Tongjie High Pressure Pump Manufacturing Co., Ltd. was recognized as the star of entrepreneurship of small and medium-sized enterprises in Tianjin (2013 Tianjin Small and Medium-sized Enterprises Popular List). "National Standard GB/T261352010" for High Pressure Cleaners won the third prize of Science and Technology of China Machinery Industry. The research and development of high-pressure cleaning machine won the first prize of Tianjin Xiqing District Science and Technology Progress. "Powerful high-pressure cleaning equipment" was awarded as "SRDI" product (Specialized and Differential products featuring Innovation and Refinement) of small and medium-sized enterprises in Tianjin. Appraised as 2013 Tianjin Science and Technology Small Giant Key Cultivation Enterprise; Invited to participate in the Korea High Pressure Water Jet Conference, highlighting the technical status of Tongjie High Pressure Pump in the international water jet industry;

2014

Expansion of the company's Guhe plant and further enlarging its production scale. Being approved as a member of the International Credit Association by the International Credit Association. Awarded as a small giant enterprise of science and technology in Tianjin. The 81st place in the "Healthy Growth Project" of Tianjin private enterprises in the top 100 enterprises in science and technology innovation. Rated as the qualified entity of A-class industrial equipment high-pressure water jet cleaning. Tongjie "ultra-high-pressure cleaner" won the Tianjin key product.

2015

The 42nd place of the top 100 private enterprises of Tianjin [Healthy Growth Project] in science and technology innovation. Tianjin Science and Technology Small and Medium Enterprises Certificate. Undertake the National Science and Technology Support Program: "The Development of Demolition Robot Equipment at Disaster Site Based on Ultra High Pressure Water Jet".

2016

Rated as excellent OEM of Weichai Power Co. in 2016. Major project of Beautiful Tianjin: the development of new high-pressure water striking and sweeping cleaning equipment project was successfully completed. Self-developed ultra-high-pressure paint and rust removal and wall climbing robot system, which entered the trial work of ship repair yard for the first time, opening the beginning of high-pressure pump products in the field of marine applications.

2017

BQW125/105 clear water pump developed by Tongjie was used for high-pressure water cutting seam supporting, and successfully applied for coal safety certificate.

2018

Awarded the title of high-tech enterprise. Cooperated with China Boiler and Boiler Water Treatment Association and implemented the establishment of high-pressure water jet technician training base in Tongjie. The debut of Tongjie products "high-pressure water brushing device" and "high-pressure water aluminum stencil cleaning device", which marked the entry of Tongjie products into the application field of construction engineering.

2019

Won the "Excellent Award" of Tianjin Xiqing District Team Safety Construction and Management Achievement Exhibition. The establishment of Tianjin Tongjie Intelligent Technology Co. Cooperated with large shipyards such as CSBC, COSCO, Yuanke and Xinya, which established the industry status of Tongjie high-pressure pump products in the field of marine applications. Obtained the certificate of recognition of Tianjin science and technology-based enterprises.

2020

The establishment of Tianjin Tongjie Equipment Rental Co. Tongjie was rated as "AAA grade after-sales service trustworthy enterprise".

2021

The launch of the low pressure and large flow rate product "TTP900" marked the successful entry of Tongjie into the municipal pipe network cleaning and dredging field and filled the blank of domestic dredging machines. Obtained the brand enterprise of formwork scaffolding industry.