1. The Specialists: Lasers, Aesthetic and Plastic Surgery, Central, Hong Kong
2. EverKeen Medical Centre, Tin Hau, Hong Kong
3. Cosmetic Refinement Clinic, Geelong, VIC 3220, Australia
4. Independent Researcher, Kowloon, Hong Kong
5. Independent Researcher, 31832 Springe, Germany
6. Merz Asia Pacific Pte., Ltd., Singapore 138567, Singapore
7. Independent Researcher, Causeway Bay, Hong Kong
8. Asia Pacific Aesthetic Academy, Kowloon, Hong Kong