According to Hangzhou Yasha Decoration Group Co., Ltd., the company was established in 1985 with a long history and rich experience. The company has passed the "three-in-one" certification of ISO900 1 quality management system, ISO 14000 environmental management system and GB/T2800 1 occupational health and safety management system, which shows that the company has a high level in quality, environmental protection and occupational health and safety. In addition, the company also has outstanding performance in design, construction, project management and customer service, and the projects undertaken cover five-star hotels, office buildings and apartments.