OREANDA-NEWS. March 27, 2013. China-based engineering, procurement, and construction company, Wison Engineering Services, through its indirectly wholly-owned subsidiary Wison Engineering, has completed the construction and delivery of six projects of the integrated refinery and petrochemical complex for PetroChina.

The company took three years to complete the construction of the six projects at the refinery and petrochemical complex, located on the outskirts of Chengdu City, Sichuan Province, China.

Wison Engineering built six main projects, including the integrated paraxylene-aromatic unit, integrated sulfur recovery plant, waxoil hydrocracking plant, linear low-density polyethylene plant, and the ethylene cracking furnace and pipe-racks, in addition to auxiliary units.

Wison Engineering senior vice president Zhou Hongliang said the project work has further developed the company's capabilities and management skills in the refining and petrochemical industry.

"Upon delivery of the project, we will continue to provide commission services to ensure a timely and smooth start-up of the facilities," Hongliang added.

China-based oil and gas company Petrochina is an arm of the state-owned China National Petroleum (CNPC).