B

• Beijing , BJ

C

• Changchun , BJ
• Chengdu , SC

F

• Foshan , GD

G

• Guangzhou , GD

H

• Hangzhou , ZJ
• Hefei , AH

N

• Nanjing , JS
• Ningbo , ZJ

Q

• Qingdao , SD

S

• Shanghai , SH
• Shenyang , LN
• Shenzhen , GD
• Suzhou , JS

W

• WUHAN , HU

X

• Xian , CN

Z

• ZHENGZHOU , HE