The purification and fresh air committee of the China Building Structure Association, a branch of the China Building Metal Structure Association, is a non-profit national social organization composed of national enterprises engaged in the production and manufacturing of purification and fresh air machines, supporting parts manufacturing enterprises, operating enterprises, design and construction enterprises, as well as scientific research and testing units. It is a cross-regional and cross-sectoral national industrial organization.

On June 22, 2020, the "Smart Future - Comfortable Smart Home Ecological Salon" jointly sponsored by the Comfortable Home Branch of China Building Metal Structure Association, the Heat Pump Professional Committee of China Energy Conservation Association, and the Purification and Fresh Air Committee of China Building Metal Structure Association was held in Nanjing. At the meeting, the appointment letters and lists of all units were read out. Shaoxing Bailijie Environmental Protection Technology Co., Ltd. was appointed as a "member unit" and was awarded Bailijie "2020 Social Responsibility Practice Award".

Bailijie will adhere to the five basic business concepts of professionalism, reliability, innovation, cooperation and environmental protection, and aspire to become the benchmark of the total heat exchange core industry, expand the market scale and lead the new trend.