About Us

The company is fully compliant with Quality, Environmental, and Occupational Health & Safety Management Systems. Guided by our management philosophy of "Precise Management, Harmonious Development, Continuous Innovation, and Pursuit of Excellence", we maintain a 100% one-time acceptance rate for all completed projects.


Since its establishment, the company has successfully delivered numerous projects, including: 11 sewage treatment plants in Jiangyou City, the second sewage treatment plant in pingchang county, the renovation and expansion project of the sewage treatment plant in Emeishan City, Yangwan wastewater treatment plant in Yibin City, the sewage treatment system of the Sanxing Town sewage treatment plant in Jintang, the expansion project of the sewage treatment plant in Leshan City, the Daxing sewage treatment in Ya'an City, the Luoping sewage treatment plant in Yunnan, the Xiangbi sewage treatment plant and supporting pipe network project in Cuiping District of Yibin, the PPP project for the unified construction, management and operation of urban and rural sewage facilities in Yibin, the first-phase upgrading and reconstruction project of the sewage treatment plant in Puyang County, Henan, and the second-phase project of the Daxing sewage treatment plant in Ya'an City, among others.

About Us
100 %

One-Time Acceptance Rate

Our Qualifications

Company Advantages

Full-chain Service

Full-chain Service

Integrated delivery from R&D, investment, design, and construction to operation

Government-Enterprise Collaboration Benchmark

Government-Enterprise Collaboration Benchmark

Partnering with central state-owned enterprises
in leading large-scale water projects

Strong Qualifications

Strong Qualifications

Core qualifications in construction/municipal works/environmental protection, with broad technical coverage

Smart Engineering

Smart Engineering

Intelligent construction ensures quality;
digital O&M enhances efficiency

Innovative Model

Innovative Model

Driven by "Technology + Capital",
we expand into emerging markets with flexible approaches.

Looking Ahead

LONG YUAN BUILDING is committed to becoming
an outstanding green engineering service provider.

LONG YUAN BUILDING has been deeply engaged in the construction of wastewater treatment plants and tap water plants. In the future, we will continue to consolidate our core advantages in water engineering, and actively expand into new fields of new energy photovoltaic engineering construction. We are committed to becoming an outstanding green engineering service provider and contributing to the building of a Beautiful China.

Looking Ahead

Stock Info

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Haitian Co., Ltd.

Haitian Co., Ltd.

Haitian Direct Drinking Water

Haitian Direct Drinking Water

Haitian Photovoltaics

Haitian Photovoltaics

Report & Whistleblowing

Hotline: 028-85234088

Email: audit@haitianshuiwu.com

Mail: Supervision and Audit Department, No. 506, South Section, Hupan Road, Tianfu New Area, Chengdu City, Sichuan Province

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