On May 15, 2019, Qiyuan Pharmaceutical invited Wang Jianguo, a member of the Ningxia Sanitary City Inspection Expert Group and the chief physician, to give a lecture on vector control knowledge to 99 employees.

Before the lecture, Dr. Wang walked into the warehouse and workshop for inspection and guidance. In the lecture, he gave a theoretical presentation and case analysis on the key points of vector control, breeding ground management and management, fly control, mosquito control, mouse control, and cockroach control. Let managers and employees fully understand, recognize and master the knowledge and methods of pest control, and at the same time, put forward higher requirements for the company's pest control, which will play a positive role in promoting the company's pest control.

The lectures were simple and vivid, and the managers and employees benefited a lot and achieved the expected goals.