Room 503A, 5/F, Heng Ngai Jewelry Centre, 4 Hok Yuen Street East, Hung Hom, Kowloon, Hong Kong
34 Hung To Road, Hong Kong, Gee Lok Industrial Building, Hong Kong,852
12 / F, Leapont Industrial Building
G6010, 6 / F, Yip Fat Ind. Bldg. , Block C, 73-75 Hoi Yuen Road, Kwun Tong, Kowloon, Hong Kong