Hanqi Environment has successfully commissioned the RO Concentrate COD Stabilization Project at Tianji Group’s final discharge outlet. This retrofit project not only ensures compliant effluent discharge but also resolves COD degradation inefficiencies caused by salt accumulation in the client’s zero liquid discharge (ZLD) system.

The wastewater treatment plant (WWTP) construction for a major overseas project undertaken by Hanqi Environment has entered its critical phase.

To strengthen cross-departmental synergy, Hanqi Environment’s marketing, engineering, R&D, and procurement teams gathered in Huairou, Beijing on May 6-7, 2025 for a dual-purpose quarterly meeting and team-building retreat under the theme "Race Against Time, Fight to the Finish".

The "2025 Key Industrial Water Treatment Technology Innovation & Application Conference", co-hosted by the Industrial Water Treatment Committee of CIESC and China Industrial Water Information Center, was successfully held in Zhangzhou, Fujian from March 20-22.

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.