On April 9, Yi Rong, director of No.1 Bureau of China Metallurgical Geology Bureau, led a delegation to visit IDP for the cooperation about the Institute of Urban Safety and Underground Space. President Yao Yunsheng and vice president Liu Chunping warmly received director Yi Rong and his party. Heads of relevant departments attended the meeting.

At the meeting, the two sides arrived at an agreement in principle on the articles of the Institute of Urban Safety and Underground Space and the promotion of jointly constructing provincial R & D platform, and then exchanged views on the cooperation and development direction, platform features, technical advantages and other aspects of the Research Institute.