(1) If foreign visitors wish to directly use the phone numbers assigned by their domestic telecommunication operators, they should initialize international roaming service with their local provider before their entry to China. Additionally, your domestic mobile telecommunication operator should provide an agreement on international roaming services with China Mobile. Your international roaming service charges will be collected according to the applicable charging rates as specified by your domestic mobile telecommunication operator.
(2) If foreign visitors enter China with their domestic mobile phones, they can buy SIM phone cards and pre-paid phone cards in Beijing to enjoy all the businesses and services provided by China Mobile.
If your domestic operator and China Mobile haven't signed a roaming agreement, the international roaming service will be unavailable through your domestic phone number. If you wish to use your own phone from home, make sure to bring a compatible GSM/GPRS 900/1800 dual-frequency mobile phone (the operator's customized mobile phone on the unlocked network). You may purchase the pre-paid "Easy-Own" SIM phone cards and recharge cards provided by China Mobile to enjoy convenient mobile telecommunication services provided by China Mobile.
(3) If foreign visitors buy (or rent) mobile phone terminals and buy SIM phone cards and pre-paid phone cards in China, they can enjoy all the businesses and services provided by China Mobile.
Currently, the "Easy-Own" pre-paid SIM phone cards sold at the China Mobile Service locations within Beijing have a unit price of 60RMB/card, including a credit of 50RMB. The pre-paid phone cards of China Mobile are available in a variety of price values. Once your pre-paid SIM card run out of credit, you can conveniently recharge credit with a pre-paid recharge card.
For more details, please call the Beijing customer service hotline of China Mobile -- (+8610) 10086 or visit the website of China Mobile