From 6th to 8th, March ,2019, Mr. Stephen Russell, Auditor from QMC, USA, conducted a three-day annual review and certification of the AISC (American Steel Structure Association) on American Standard Quality Management System for Yanda Haimen. Mr. Huang Song, Deputy General Manager and Qiu Chunchun, Quality Supervisor of Yanda Haimen warmly welcomed Mr. Stephen Russell and participated in the review and audit.

During the three-day audit, Mr. Stephen Russell reviewed steel structure projects in workshops and confirmed the CAR listed in the last audit by communicating with relevant personnel, referring to documents and records, and on-site review and supervision. In addition, Mr. Stephen Russell audited the company system documents, company qualifications, internal and external documents, such as contract review, detailed design, procurement process, internal and external training, etc. Mr. Stephen Russell also shared the analysis of the AISC standard upgrading with the relevant personnel of Yanda Haimen, which benefited them greatly.

The company passed the AISC review and certification, which fully demonstrates that the company's design, procurement, manufacturing and quality management levels meet the requirements of the US AISC standard. The management and technical level have been in line with international standards, and have the ability to undertake large-scale steel structure projects in the United States, laying a solid foundation for the company to explore the international market and develop overseas business.