Agree PE, with a quick glance i came with these, and it probably isn't all of them.
Guangdong Cuisine (Cantonese Food/Yue Cuisine): sweeter, favoring braising and stewing, adding various sauces.
Sichuan Cuisine (Chuan Cuisine): spicy and bold, using lots of chili, garlic, ginger and peanuts.
Shandong Cuisine (Lu Cuisine): salty and crispy, favoring braising and seafood.
Fujian Cuisine (Min Cuisine): lighter, with a sweet and sour taste, using ingredients from the sea and the mountains.
Jiangsu Cuisine (Su Cuisine): fresh, salty and sweet, favoring soups and precise cooking techniques.
Hunan Cuisine (Xiang Cuisine): quite spicy, favors sautéing, stir-frying, steaming and smoking.
Anhui Cuisine (Hui Cuisine): uses many wild plants and animals as ingredients, favoring stewing and more oil.
Zhejiang Cuisine (Zhe Cuisine): mellow, uses freshwater fish, seafood and bamboo shoots, and a wide variety of cooking methods.