When to go
The best time to visit Shanghai is in spring or autumn. The city has a subtropical maritime monsoon climate with four distinct seasons and so, generally, the warm spring and cool autumn are the more comfortable seasons. Summer and winter in Shanghai can be far less pleasant. Overall, however, Shanghai enjoys a mild and moist climate.

Banking
The main Shanghai Branch of the Bank of China is located in the Zhongyin Building at 200 Yincheng Middle Road in Pudong but the bank has dozens of sub-branches located all around the city and foreign exchange service is provided at all branches.
Most banks in Shanghai are open from Monday thru Saturday.
Office Hours: 9:00 - 17:00 Monday thru Friday
9:00 - 13:00 Saturday

Time in Shanghai: GMT + 8

Voltage: 220V 50Hz alternating current

Tipping: About 15% tips is necessary in luxury restaurants and hotels.

Dining: Make a reservation 24 hours beforehand when planning to dine in a well known restaurant. KFC, McDonald's, Yonghe Soybean Milk and Xinya Da Bao provide food delivery.

Toilet facilities: Large shopping malls, fast food restaurants, subway stations, and scenic spots have clean and sanitary toilets. Some are pay toilets but cost no more than CNY 1.

Emergency numbers
Fire: 119
Police: 110
Ambulance: 120

Useful Numbers
Telephone Trouble: 122
Local Telephone Number and Long-distance City Code Inquiry: 114
International City Code Inquiry: 116
Weather Forecast: 121, 221
Zip Code Inquiry: 184
Post Office Customer Service Center: 185
Train Ticket Reservation: 63171880, 8008207890
Bus Ticket Reservation: 56630230

Dialing Code for Shanghai: 0086-21
International long-distance telephone: Dial 00 + country code + city code + telephone number