It is also proposed that English language, health, character and security requirements must be met and that evidence of adequate health insurance for the duration of the visa must be provided.

建议还提出，申请人须满足英语语言、健康、品格以及安全方面要求，还要提供整个签证有效期内的健康保险证明。

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When the duration of stay specified in the visa is extended, a foreigner shall adhere to the purpose specified in the original visa and stay within the extended duration of stay.

签证停留期限延长后，外国人应当按照原签证规定的事由和延长的期限停留。

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The duration of stay specified in the visa means the period of time during which the visa holder is allowed to stay in China after each entry. It begins from the next day of entry;

签证的停留期限，是指持证人每次入境后被准许停留的时限，自入境次日开始计算。

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Visa points out that non-Visa card holders can buy a pre-pay card for the duration of the Games.

BBC: Olympics 2012: Fans must use Visa for tickets

Mainlanders need a visa to go to Macau, and the authorities are apt to change the frequency and duration of permitted visits on a whim.

ECONOMIST: Macau is only the start: all Asia is coming out to play