On June 9, 2020, technicians from Yamaha Shanghai Headquarters came to Haoyun Company for systematic training
On June 9, 2020, Minister Wang of Maintenance and Installation Department of Yamaha Shanghai Headquarters and his team of 4 people came to Qingdao Haoyun Company to conduct systematic training on the use and installation technology of the first pair of Yamaha V8 425-horsepower outboard aircraft introduced from China this year