Shanghai Huisheng Engineering Co., Ltd. ... which ranks second in the list of top oil companies in China. The company's annual revenue is 3 billion yuan, and the average salary of internal employees is 14700 yuan. Therefore, according to the data provided at present, Shanghai Huisheng Engineering Co., Ltd. is in good operating condition.
Headquartered in Shanghai, Wison Engineering is the largest private EPC service provider in China energy industry and a listed company in Hong Kong. Its business covers the storage and utilization of basic energy such as coal, oil and natural gas, as well as onshore energy engineering services and offshore engineering equipment manufacturing.