9 cities (Guangdong Province):

 Guangzhou, Shenzhen, Zhuhai, Foshan, Dongguan, Zhongshan, Jiangmen, Huizhou, Zhaoqing;
2 special administrative regions:
Hong Kong, Macau.

Major tourist cities in China

A. Eastern Coastal Areas (City Sightseeing + Seaside)
Shanghai (The Bund, Yu Garden, Modern Cityscape)
Nanjing (Ming and Qing Dynasties/Ancient City Scenery, Historical Sites)
Suzhou (Gardens, Classical Architecture)
Hangzhou (West Lake, Lakeside and Ancient Towns)
Ningbo (Port City + Culture)
Qingdao (Seaside, Beer Culture, European Architecture)
B. North China/Northeast China (Ancient Capital + Nature)
Beijing (Forbidden City, Great Wall, Temple of Heaven, etc.)
Tianjin (Haihe River Scenery, Old City)
Shenyang (Modern History and Museums)
Harbin (Ice and Snow Culture)
Dalian (Seaside Resort)
C. Northwest China (Silk Road + Desert Scenery)
Xi'an (Terracotta Warriors, Ancient Capital Culture)
Lanzhou (Yellow River Scenery, Urban Culture)
Urumqi (Entering New...) (Xinjiang's hub)
Xining (Qinghai-Tibet Plateau)
Dunhuang (Mogao Caves, desert landscape)
D. Southwest (Mountains and rivers + ethnic minority culture)
Chengdu (Pandas, Sichuan cuisine, nearby nature)
Chongqing (Mountainous city topography, night view, hot pot culture)
Kunming (Spring city climate + surrounding nature)
Guiyang (City + surrounding mountains and rivers)
Lhasa, Tibet (Potala Palace, pilgrimage culture)
Guilin/Yangshuo (Unparalleled scenery)
Dali/Lijiang (Ancient city + natural landscape)
E. Modern cities + themed tourism
Guangzhou (Food, city culture)
Shenzhen (Technology/themes + urban novelty)
Xiamen (Island feel, slow travel)
Wuhan (River city landscape, museums and riverbanks)
Changsha (Hunan cuisine + cultural atmosphere)

TaiWan  Province

Northern Taiwan: Keelung, Taipei, New Taipei, Taoyuan

Central Taiwan: Taichung, Changhua, Nantou, Yunlin

Southern Taiwan: Kaohsiung, Tainan, Pingtung

Eastern Taiwan: Hualien, Taitung

Outer Islands: Penghu, Kinmen, Lienchiang (Matsu)