Shenzhen is a fascinating city, you need to be careful in your shenzhen travel.Crime levels in Shenzhen are significantly higher than in neighbouring Hong Kong. That being said, it is still no reason to panic as the crime levels are still comparable with any of the great Western cities like Sydney, London or New York. Use your usual commonsense and avoid going to deserted places alone at night, and you will probably be fine.

Shenzhen has lots of pickpockets, especially in areas like bus and train stations. You'd better look after your things in your shenzhen travel time.

Leave your passports in the Hotel's safe deposit. Divide your cash by stuffing some in your pants pocket too. these are the basic knowledge of your shenzhen travel.

Be careful to exchange money only with recognized places or people as they may give you fake currency. To be safe, only do your currency exchange at the Bank of China. Be sure to keep an eye on the bigger notes (¥100 especially) given during payment to the salespeople, they may exchange it under the table while you are not watching and claim that you have given them a fake note. It is recommended to always keep loose change (smaller denominations) while taking a taxi or shopping at the market.