Quality complaint telephone number: 1580098855 

National service hotline: 4006816855 

Email: 1746489573@qq.com 

Working hours: Monday to Friday 09:00-18:00 Company address: FLAT/RM 1618B 16/F, PIONEER CENTRE, 750 NATHAN ROAD, MONG KOK, HONG KONG (Room 1618B, 16th Floor, Pioneer Center, 750 Nathan Road, Mong Kok, Hong Kong)