On May 18th, Shi Yiyun, Vice Chairman of the Political Consultative Conference of Hainan Province and Director of the Department of Science and Technology, Vice Chairman of the CPPCC, and Xie Qunfeng, Director of the Bureau of Science and Technology, conducted an investigation and study at Highlander. Group Chairman Shen Wanqiu and President Wei Fajun accompanied the delegation and did the report and they had discussion and exchanges.