I used to buy some of my Chinese stamps and TW embossing folders from a HK Yahoo Auction seller. Their online store name is: Zacca Dream. I know they just opened a store in MongKok.
Auction site: http://hk.user.auctions.yahoo.co ... amp;o1=&at=true
Website (underconstruction): www.zaccadream.com
旺角店面:
香港旺角通菜街1A-1L威達商業大廈15樓 1506室
Mon~Fri: 2: 00pm~7:30p.m.
Sat: 12:00~7:00p.m.
SUN and public holiday: Day Off
Tel: 9201 2887
*They said it's probably a good a idea to call them before you visit the store cuz they might go out to do tradings with their online customers.*