Core Viewpoint - The company Green Island Wind is addressing the challenge of mosquito intrusion and vector-borne diseases in preparation for the upcoming 15th National Games in Taishan, Guangdong, by installing professional air curtains in key sports venues [1] Group 1: Company Actions - Green Island Wind has installed air curtains at the main entrances of the Zhengxian Sports Center and the Xinning Sports Center in Taishan to create an "invisible protective net" against mosquitoes [1] - The air curtains are designed to operate quietly and efficiently, ensuring the health of athletes, coaches, and spectators during the National Games [1] Group 2: Testing and Validation - The company conducted rigorous simulation tests in its laboratory to validate the effectiveness of the air curtains, using smoke to simulate mosquito intrusion [1] - The test results confirmed that the air curtains effectively blocked all smoke attempting to "invade," demonstrating the capability of the airflow barrier to prevent mosquito entry [1]