China Construction Industry Association (CCIA), Beijing came to audit China Machinery Industry Fifth Construction Corp. Inc. in areas of quality, environment, occupational health and safety management in order to avoid violations of " Code for quality management of Engineering Construction Enterprises ". As never before, CCIA aimed to audit the entire company and collected and analyzed data on OPI this year. China Machinery Industry Fifth Construction Corp. Inc. successfully passed through "three system" surveillance audit and the final evaluation results were submitted to the headquarters.