Beijing Hanqi Environment Technology Co., Ltd. has obtained a national invention patent for "Treatment System and Method for Naphthenic Acid Alkali Residue Wastewater" (Patent No.: 202211541099.7)

Beijing Hanqi Environment Technology Co., Ltd. has signed the wastewater treatment process package contract for the CNOOC-Shell Huizhou Phase III Ethylene Project with CNOOC and Shell Petrochemicals Company Limited (CSPC).

Hanqi Environment has achieved new milestones in lithium iron phosphate (LFP) wastewater treatment for the new energy industry.

Sinopec Yangzi Petrochemical Co., Ltd. has successfully commissioned its Wastewater Treatment and Water Conservation Project, with Hanqi Environment serving as the specialized subcontractor and technical partner.

The wastewater treatment facility for the Tarim Ethane-to-Ethylene Project, constructed by Hanqi Environment, commenced operations in June 2021 and passed final acceptance in December 2021.

On September 30, 2024, the Beijing Municipal Bureau of Economy and Information Technology released the list of enterprises passing the 2021 review for Beijing's "Specialized, Sophisticated, Distinctive, and Innovative" Small and Medium Enterprises (SSDI SMEs).

Hanqi Environment commenced construction on the Isocyanate Wastewater Treatment Project (Integrated Park WWTP) for Wanhua Chemical (Fujian) Co., Ltd.