China National Chemical Engineering Corporation is a large industrial engineering construction enterprise group directly managed by the State-owned Assets Supervision and Administration Commission of the State Council. Originated from the heavy industry design institute and construction company established by the former Ministry of Heavy Industry 1953. On 1984, it was registered with the State Administration for Industry and Commerce in the name of China Chemical Engineering Corporation, and was renamed as China Chemical Engineering Corporation in 2005. It is an international engineering construction group integrating survey, design and construction with relatively intensive knowledge and technology.
The subject hasn't changed. Only the direction of doing and the construction of the company have changed!