room b.6/f., wah wing ind bldg, 14-20 wing yip st, kwai chung, hk g/f- 1/f, 563 nathan road, kowloon, cn room b.6/f. wah wing ind bldg 14-20 wing yip st kwai chung hk g/f- 1/f 563 nathan road kowloon