Emergency Numbers

110 👮 Police
119 🧯 Fire
120 🚑 Ambulance

Documents

uncheckedPassport: Must have at least 6 months of validity remaining
uncheckedVisa: if your passport doesn’t qualify for visa-free entry
uncheckedHotel confirmation: Printed copies (helpful to show taxi drivers the Chinese address).
uncheckedDriver License: Optional. (Note: You need a temporary Chinese license for driving)

Software / Service

uncheckedVPN (not needed if you turn on mobile international roaming)
uncheckedeSIM card
uncheckedWechat & Alipay
uncheckedAmap or Apple Map
uncheckedTrip.com
uncheckedDidi (Optional, download the version for China, not the international version)

Equipments

uncheckedATM card
uncheckedTravel Adaptor, Charger and cables
uncheckedMobile, laptop, camera, etc
uncheckedPower bank (Optional, power banks without CCC verification will be confiscated by domestic airport security. Alternatively, buy a cheap, CCC-verified one once you arrive.)

Health

uncheckedPrescription Medicine: Bring what you need in clearly labeled bottles.
uncheckedTooth paste and tooth brush 
uncheckedSunblock and sunglass

Home
uncheckedTravel notice to your bank.
uncheckedTurn on mobile international roaming.
uncheckedRequest mail hold if necessary
uncheckedPay off bills (in case you forget while away)
uncheckedSecure the house: Disconnect heating/appliances, lock windows/doors
uncheckedPet/Plant Care: Confirm your sitter is ready.

DO NOT BRING

Always check the information from China customs http://english.customs.gov.cn/statics/88707c1e-aa4e-40ca-a968-bdbdbb565e4f.html

uncheckedNo printed materials, books, or media that are politically sensitive or China government does not want to see
uncheckedZero tolerance for any recreational drugs: drug, LSD, weed, mushroom, etc.
uncheckedNo weapons.
uncheckedNo live products, animals, insects, plants or seeds.
uncheckedNo cheese, yogurt, mayo or anything made by milk or egg
uncheckedNo products made by skin, teeth, furs from endangered animals
uncheckedNo soil (dirt on your shoes is fine)
uncheckedToo much cash, too much gold, too many cigarettes, too many wines, too much electronics, too many bags, cultural relics or anything you feel is too much for travellers.

Save luggage space! The following items are incredibly cheap, high-quality, and easy to buy at any convenience store or mall upon arrival.

uncheckedTravel adaptor, charger, cables, CCC power-bank
uncheckedDisposable underwear and socks
uncheckedShampoo and body wash
uncheckedToothpaste, toothbrush, dental floss
uncheckedTowel, tampon, napkins
uncheckedUmbrella, hiking pole