China Tianchen Engineering Co., Ltd., formerly known as the Design Institute of the Ministry of Chemical Industry, was founded in 1953 and is the earliest Guoji level design unit for chemical systems.

China Tianchen Engineering Co., Ltd., formerly known as the Design Institute of the Ministry of Chemical Industry, was founded in 1953 and is the earliest national design unit for chemical systems. For many years, Tianchen Company has been committed to exploring new ideas for the reform of design systems and project operation modes through continuous innovation, gradually transitioning from a single engineering design to a general contracting model for design, procurement, and construction management. This has made Tianchen Company a closely connected engineering company. It has been repeatedly rated by the Ministry of Construction as a national comprehensive strength unit for survey and design, and has been continuously selected as one of the 225 largest contractors by the American Engineering News magazine (ENR).

Tianchen Company has multiple design and general contracting qualifications, as well as the right to engage in foreign import and export operationsCapable of undertaking project planning, feasibility studies, engineering design, equipment and material procurement, construction management, and engineering supervision for petrochemical, fine chemical, organic chemical, inorganic chemical, coal chemical, synthetic fiber, fertilizer, soda ash, chlor alkali, calcium carbide, light industry, medicine, storage and transportation engineering, industrial and civil construction, municipal engineering, and providing services throughout the entire project implementation process according to the general model. In 1994, Shoujia passed the ISO9001 quality system certification in the national survey and design industryIn 2000, it passed the ISO 9001 quality system certification again, and in 2002, it passed the ISO 14000/GBT28000 occupational health and safety and environmental management system certification.