The thank invites. Our country is a vast territory and abundant resources, the country of with a vast territory, to convenient managing, all through the ages can differentiate whole country to manage for many administration area. 
Current, our country implements the 4 step such as level of provincial, ground, county class, country level administration orgnaization undertakes administrative to the whole nation. Of our country differentiate in all for 34 provincial canton, include Beijing, Shanghai, Tianjin, Chongqing among them 4 municipalities directly under the Central Government, hong Kong, Macao 2 Special Administrative Region, guangxi, Tibet, Ningxia, Xinjiang, inside cheat 5 minority municipality, and 23 provinces such as Taiwan, Guangdong, Hunan, Shaanxi, Heilongjiang. 
So, besides 2 4 municipalities directly under the Central Government, Special Administrative Region, still remain 23 provinces, manage a division with 5 each. If come up according to firm sense,say, city of district government seat should be called metropolis, and the ability of governmental seat city that saves only is called provincial capital. So, our country also has city of 23 provincial capital only. They are Guiyang of Chengdu of Kunming of Zhengzhou of Wuhan of Hefei of Nanjing of Hangzhou of Nanchang of Changsha of Fuzhou of big talk of Taiwan Taipei, Guangdong Guangzhou, Hainan, Fujian, Hunan, Jiangxi, Zhejiang, Jiangsu, Anhui, Hubei, Henan, Yunnan, Sichuan, Guizhou respectively. So, city of these 23 provincial capital which the biggest?
Look above all from land area, should belong to Harbin of Heilongjiang provincial capital city. 
Harbin city is located in the southwest place that Heilongjiang visits, it is one of 15 deputy provincial towns of countrywide, have of near 11 million often live population. Next administer 9 areas 7 counties, govern on somebody's behalf city of 2 counties class, gross area is as high as kilometer of fifty-three thousand one hundred square. This is what concept, it is Taiwan province (36 thousand) ＋ Beijing (sixteen thousand eight hundred) smaller than Harbin.
If will look from urban dimensions, should belong to Chinese provincial capital the first city -- Guangzhou city. 
Guangzhou city is the provincial capital that Guangdong visits, be in position of core of Pearl River delta. Next administer 11 areas, gross area 7400 square kilometer, build area area to exceed 1000 square kilometer among them, be next to Beijing, Shanghai, Chongqing 3 municipalities directly under the Central Government. Often live population exceeds 14 million, it is the city with the biggest area austral Chinese China, be judged to be big city of world a gleam of by world authoritative orgnaization. 
From the point of the economic data of on one year, guangzhou city ranks mainland region all cities the 4th, city of all provincial capital the first, GDP is achieved 20 thousand much, more adjacent than ranking tower above of Chengdu of city of second provincial capital 800 billion.
So on put together, no matter will look from urban dimensions or economic dimensions, china's biggest provincial capital city is not Guangzhou to not be belonged to!
