On May 24, Zhao Yumin, director of the International Market Research Institute of the Ministry of Commerce, and his party visited Boda for investigation. Chen Qingwei, deputy director of the Foreign Trade Department of Jiangsu Provincial Department of Commerce, Zong Jifang, deputy director of Wuxi Municipal Bureau of Commerce, and Xu Bocheng, deputy director of Yixing Municipal Bureau of Commerce accompanied the investigation.

At the Boda Microbial Environmental Engineering Center, Zhao Yumin and his entourage listened to the general manager Chen Xiaoxin's introduction to Boda’s development history and the development of Boda’s Belt and Road environmental protection. Zhao Yumin fully affirmed Boda’s achievements. She pointed out that under the new situation, she hopes that Boda will further increase the pace of going global, accelerate the pace of industrialization of scientific and technological achievements, and promote the environmental protection industry to become bigger and stronger, and serve China and the world. Make greater contributions to civilization construction.