According to the estimates of CMAI, Wisheng Engineering is the largest private chemical EPC (design, engineering and construction management) service provider in China based on 2011 earnings. In addition, according to the industry ranking compiled by the China Survey and Design Association, the company ranks 17th among all EPC service providers in China, eighth among all chemical EPC service providers in China, and first among all private chemical EPC service providers in China in terms of contract revenue in 2011. "Chemical EPC service providers" include companies that provide EPC services to petrochemical, oil and coal chemical conversion industries, while the company mainly provides services to the above three industries. From feasibility study, query service, providing technical, design, engineering, raw material and equipment management to maintenance and after-sales technical support, the company provides a wide range of integrated services covering the entire project cycle. The company mainly provides extensive services to the following industries: petrochemical, oil and coal chemicals.

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