
CHINA WUHUAN ENGINEERING CO.,LTD. provides engineering consulting, design and EPC contracting for chemical, petrochemical and pharmaceutical projects, combining deep technical talent with strong project management capability.
CHINA WUHUAN ENGINEERING CO.,LTD. is an engineering consulting, design and contracting enterprise serving the chemical, petrochemical and pharmaceutical industries. Formerly the 4th Design Institute of the Ministry of Chemical Industry, the company delivers end-to-end services spanning engineering consultation, engineering design, project management, supervision, turnkey EPC contracting, and environmental impact assessment.
With decades of project experience, WUHUAN applies internationally accepted design and engineering procedures and emphasizes design-led execution with project management at the core of turnkey delivery. The company works across associated civil, power, municipal, and environmental engineering scopes supporting industrial plants and infrastructure.
Backed by a large technical team and advanced engineering tools and software, WUHUAN collaborates with engineering companies, manufacturers, licensors, universities, and research institutes to develop practical technologies and solutions. As a wholly-owned subsidiary of China National Chemical Engineering Group Corporation Ltd. (CNCEC), it serves domestic and overseas markets and is recognized for comprehensive, multi-functional engineering capabilities.

WUHUAN specializes in technology research and development, engineering technology, engineering services, and industrial operations. The company supports chemical, petrochemical, and pharmaceutical projects with integrated capabilities from early-stage consulting through design and full EPC execution.
Founded in 1958, WUHUAN evolved from the 4th Design Institute of China’s Ministry of Chemical Industry and developed into a comprehensive engineering company with a strong presence in process-industry design and contracting.
More than 95% of employees hold a college degree or above, and over 96% are engineering and technical personnel across multiple disciplines. The company is home to 2 young and middle-aged experts with outstanding contributions at national and provincial levels, 6 industry design masters, and more than 350 nationally registered practicing engineers.
WUHUAN adopts internationally accepted design and engineering procedures and executes turnkey projects with design as the driving force and project management as the core, maintaining quality control throughout the project lifecycle to meet client requirements.
WUHUAN was audited to DIN EN ISO 9001-2000 by TÜV Rheinland, Germany, and implements quality control and management across the full project period under the GB/T 19000 standard.
WUHUAN maintains long-term cooperation with more than 60 engineering companies, manufacturers, and licensors worldwide, and continuously collaborates with domestic universities and research institutes to advance applicable technologies.
Established as the 4th Design Institute of the Ministry of Chemical Industry.
Evaluated by the Ministry of Construction of China as 16th among the strongest prospecting and engineering companies with comprehensive capabilities.
Multiple projects were selected into the catalogue of green and low-carbon engineering cases and technical achievements in China’s petrochemical industries.
As EPC contractor, witnessed the official commissioning of the Huaying LNG terminal in Chaozhou, Guangdong.
Construction commenced for China’s first carbon-rich natural gas dry reforming to syngas pilot project.
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