Note for luggage keeping: Valuable articles such as mobile phones and cash are not allowed for keeping.

存包须知：存包处贵重物品（如手机、现金等）不予寄存。

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However, you can take a smack of cash covered in the waterproof or airproof bag with you, in case that you buy some required articles for use.

可带少量现金用防水袋或密封袋封好，以备沿途购买所需用品。

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In January this year, the Associated Press reported that Microsoft had offered a blogger cash to alter Wikipedia articles.

CNN: Use with caution: The perils of Wikipedia

And there are incentives to share a lot: Subscribers can earn credits to their account by sharing articles with people who end up becoming customers, and bloggers can earn credits and even cash by linking to the Ongo versions of stories.

FORBES: Ongo: Aggregation So Good, You'll Pay for It. (Maybe.)