Walch is a well known health protection product manufacturer, the main products include valois hand lotion, Valois wet towel, valois laundry detergent, Valois Shower Gel, valois soap, Valois Shampoo and so on. 

     In September 2020, Petty Officer Weilu announced a new spokesman for his brand. He is the sunny young man Liu Haoran. I believe everyone is no stranger to Liu Haoran, he has participated in the "Beijing love story" , "Nirvana in fire 2" , "Detective Chinatown" and other films, in the industry and abroad has a good reputation. 

      More recently, Walch, the father of the brand, has shown a preference for its spokesmen, using hundreds of drones to support him. By changing the formation of the drones, showing 7.18-25 Wales Douyin Super Goods Day, because there are I, health and you, brave Hao ran, not afraid of difficulties and other words, as well as the Weilushi logo, Liu Haoran's image of the logo, the scene is very spectacular. Light show of UAV, natural UAV is the main role, UAV generally by the load platform, Flight Control System, power system, control equipment, aerial photo stabilizer, etc. , the flight control system mainly includes three parts: sensors, on-board computer and Servo action equipment. The functions of the flight control system include attitude stabilization and control, task equipment management and emergency control, the servo action equipment, which has been widely used in the swing-type voice coil motor. 

       In recent years, with the rapid development of Unmanned Aerial Vehicle (UAV) , UAV light show is becoming a mainstream way of celebration. 

     Kunshan with Mao Electronics Co. , Ltd. . self-developed and self-marketing swing voice coil motor peak swing angle can reach 120 °C, torque up to 50n. M, stay tuned. 

     The article was originally written by www.tmmotion.com in Kunshan, China. Please quote the source.