evidence: Provinces: Anhui, Fujian, Gansu, Guangdong, Guizhou, Hainan, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Jilin, Liaoning, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Yunnan, and Zhejiang. [...] Hainan became a separate province in 1988. It was previously part of Guangdong Province. Chongqing became a separate municipality in 1997. It was previously part of Sichuan.