market@gcr.com.hk
enquiry@gcr.com.hk
Mon- Fri; 09:00 - 17:30
Unit 621, 6/F, 1 Hung To Road, Kwun Tong, Kowloon, Hong Kong
Unit G-I, 9/F, Wing Shan Industrial Building, 428 Cha Kwo Ling Road, Kowloon, Hong Kong