Zigong Yantan Industrial Park WWTP Upgrade (Package 1) Bid Result Announced: RMB 20.66 Million Contract, 730-Day Schedule

The Sichuan Provincial Public Resources Trading Information Network has published the Announcement of Bid Result for Package 1 of the Yantan Industrial Park Wastewater Treatment Plant Upgrade Project in Zigong. Zigong Yong'an Construction and Installation Engineering Co., Ltd. was awarded the contract at RMB 20.657 million against a tender control price of RMB 21.325 million, with a 730-day construction period.

• Project: Yantan Industrial Park wastewater treatment plant upgrade, Package 1
• Tendering entity: Management Committee of Zigong Yantan High-Tech Industrial Park
• Winning bidder: Zigong Yong'an Construction and Installation Engineering Co., Ltd.
• Contract value: RMB 20,657,037.01 (control price RMB 21,325,213.78)
• Schedule: 730 calendar days
• Quality requirement: compliance with the current national acceptance standard for construction quality
• Key dates: bids opened on 9 October 2026; winner determined by direct vote of the bid determination committee on 21 October

Yantan High-Tech Industrial Park is a core industrial cluster in Zigong, and the upgrade of its wastewater treatment plant is directly tied to the stable collection and compliant treatment of industrial wastewater in the area. The project is a typical centralized industrial park pollution control and upgrade scheme. As discharge standards and regulatory requirements continue to tighten, demand is accelerating for upgrading, expansion and performance improvement of existing industrial wastewater facilities, making such packages a frequent feature of local public resources trading platforms.

The announcement also disclosed the list of evaluation committee members and the project's technical lead. The project will now move to contract signing and execution.