In China, only China Unicom 3G sim card works on iPad since it adopts worldwide regular UTMS/WCDMA/HSPA network. Download/upload speed up to 7.2/5.76Mbps. Nationwide coverage. The APN setting, if iPad doesn't connect automatically, is:
APN: 3gnet
Username: leave it in blank or any words
Username: leave it in blank or any words
For those iPad users who just pay a short vist to China, can choose to rent a iPad sim for use. The below links gives you a clue: http://www.3gsolutions.com.cn/page/ipad3grental
For those iPad users who stay in China for months or even years, can choose to buy prepaid iPad data packages. The below links gives you a clue: http://www.3gsolutions.com.cn/page/ipad3gsale
Hi maybe you confuse here and Taobao, is not a market place, don’t confuse the mind of the people here with your products , everything is already enough complicated in China , we do not need more with people try to win some money with their system or services
China Unicom Network setting
APN: uninet
Username: leave it in blank
Username: leave it in blank
For all foreigner in China, all other system or services is at your own risk and potential trouble ….so no need to come and ask for help if you try something and you get problem