Contact US

Company Information
Registered Legal Entity: Sihao International Trade Limited （Hong Kong）
Business Address: FLAT/RM 511, MING SANG INDUSTRIAL BUILDING, 19-21 HING YIP STREET, KWUN TONG, KOWLOON, HONG KONG
Contact Details
Phone: +86 150 2663 3169
Email: support@sihao.com 
Customer Service Hours
UTC+8 （Beijing Time）: Monday – Friday,09:00– 18:00 Off on weekends & public holidays
We respond to all email enquiries within 24 working hours. For urgent issues, please reach out via phone directly.
Enquiry Categories
- Product consultation, order & logistics tracking
- Return, exchange and refund after-sales service
- Wholesale distribution & business cooperation discussion - Website access and account related problems -