Hunan HengGang Baida Pioneer Energy Technology Co., Ltd. was established on April 21, 2011. Its main business is the technological development, consulting, service and transfer of blast furnace gas, sales of chemical materials (excluding hazardous chemicals and monitoring products), chemical equipment, instruments, etc.

Beijing Jia'an Hydrogen Source Technology Co., Ltd. was established on January 22, 2019. Jia'an Hydrogen Source is a high-tech enterprise facing the hydrogen energy field, focusing on the purification of fuel hydrogen, hydrogen-containing tail gas consumption and hydrogen impurity detection, and integrating research and development, design, production and operation of related equipment and products.

Beijing TianDun New Material Technology Co., Ltd. was established on March 10, 2015. Specializing in the R&D and sales of new materials for military and civilian wave-absorbing coatings, as well as the provision of technical services and solutions, its main products are military smoke screen interference materials, stealth coating materials, and civil building thermal insulation coating materials.

Gu'an Xingye Gas Technology Co., Ltd. was established on May 31, 2009. It is mainly engaged in the research and development of pressure swing adsorption technology and the design and manufacture of complete sets of equipment, as well as the production of high-efficiency adsorbents and catalysts.

Hebei Tianchen New Material Technology Co., Ltd. was founded on May 22, 2018. It's mainly engaged in the research and development of pressure swing adsorption technology and the design and manufacture of complete sets of equipment, as well as the production of high-efficiency adsorbents and catalysts.

Beijing Mingde Jiye Technology Co., Ltd. was established on July 15, 2009, with a registered capital of ¥3 million. Its main business is the manufacture and sales of gas separation & purification equipment and high-efficiency oxygen adsorbent (PU-1, PU-8), and technological development, consulting, transfer and other services.

Xi'an Tianguan Engineering Technology Management Co., Ltd. was established on August 18, 2018. It is mainly responsible for the implementation of PKU Pioneer's project engineering, thereby further enhancing Pioneer's on-site implementation capabilities of the engineering business.