The Gateway 3ds official website News - Gateway 3DS - Your gateway to games on 3DS has released the good news again:
GW_Release 1.2: Support for iQue (China) and HK (Taiwan) region consoles has finally arrived !
The latest Blue card GW_Installer.nds will now prompt the user to select the correct region.
Consoles from the above regions will need to run the latest GW_Installer.nds.
Check the download section http://www.gateway-3ds.com/index.html for all required files.