In this season of renewal, we are honored to have received a letter of appreciation from Jiujiang Petrochemical Design Engineering Co., Ltd……

At the beginning of the new year, the HANQI Environment solutions team conducted a systematic technical training session focusing on units such as dissolved air flotation filters, BAF (lightweight/heavyweight), and shallow/V-type filters……

Recently, HANQI has completed key deliveries for two major projects of PetroChina: the high-salinity wastewater treatment system for Guangxi Petrochemical's refining and chemical integration project…

​For chemical enterprises, stable and reliable wastewater treatment is the cornerstone of ensuring continuous production and green development. We understand the weight of this responsibility and therefore always position ourselves as your dependable partner for certainty…

HANQI recently completed the delivery of an integrated nitrogen removal project for ethylene wastewater at a petrochemical enterprise, with the system now running stably…

In the chemical wastewater treatment industry, stable operation after project delivery is one of the clients’ top concerns. Many projects encounter issues like equipment failures and water quality fluctuations shortly after handover, directly impacting production……

Basking in the warm winter sun, the team from HANQI's Dalian Design Center set aside their busy schedules for a team-building event at Haizhiyun Park. The day combined hiking, friendly competition, and laughter, creating warm and vibrant shared memories for the season.

Recently, HANQI Environmental successfully completed and handed over a wastewater treatment project at a new energy materials production base, which is now operating stably…