Jiangsu Sanhehong Construction Co., Ltd.

Building new construction, addition and reconstruction, renovation, maintenance and repair, as well as water leakage, fouling, failures, and wastewater treatment of the building in use.

Building exterior and interior works, etc.

Electrical equipment, air conditioning and ventilation equipment, and fire equipment engineering, etc.

Installation and displacement of production equipment and secondary piping and wiring works related to production equipment.

Wuxi Tengchuang Electric Co., Ltd.

Power transmission and transformation projects under 35KV (including 35KV), test, construction and maintenance of high and low voltage power transmission and transformation equipment.

Wuxi Taihehong Technology Co., Ltd.

Design and construction of automatic control engineering, intelligent building engineering, electromechanical equipment installation engineering, building decoration engineering, and fire protection engineering;

Construction engineering consulting and technical services; architectural design consulting services; including construction project quality, safety, construction, planning guidance, etc., feasibility study and production, land introduction, land contract, design institute introduction, design contract and etc., advice and consulting services on other various issues.

Computer network engineering, computer hardware and software, electronic product development, technical consulting, technology transfer, technical services; Internet information services; computer system integration; business management consulting services; business consulting services (excluding consulting of investment, securities and futures).

Marketing planning; corporate image planning; technical consulting services in the field of information technology and computer professional technology.