China's poorest province is: Guizhou.

Officially registered GDP per capita is 2,342 yuan, only 31.8 percent of the national average (7,373 yuan), while Shanghai, China's most developed industrial and commercial center, has a GDP per capita of 28,253 yuan, nearly four times the national average and more than 12 times that of Guizhou.

Guizhou Province, abbreviated as Qian or Gui, is located in the hinterland of southwestern China, bordering Chongqing, Sichuan, Hunan, Yunnan and Guangxi, and is the transportation hub of southwest China. World-renowned mountain tourism destination and mountain tourism province, the country's first national big data comprehensive pilot area, the national ecological civilization pilot area, inland open economy pilot area. It has jurisdiction over Guiyang City, Zunyi City, Anshun City, Bijie City, Tongren City, Liupanshui City, Qianxinan Buyi and Miao Autonomous Prefecture, Qiandongnan Miao and Dong Autonomous Prefecture, and Qiannan Buyi and Miao Autonomous Prefecture.