1. Company background: Tian Yun Beauty Group is a well-known beauty chain brand with a good reputation and status in the beauty industry.

2. Franchise support: Tian Yun Beauty Group provides certain training and support for franchisees, including technical training, management training, marketing and other assistance.

3. Quality of products and services: Tian Yun Group is a comprehensive professional skin care enterprise integrating cosmetics R&D, production, sales, service, training and education, and its products and services are trustworthy.

Based on the above factors, the group is worth joining.