used None used Anhui used Beijing used Chongqing used Fujian used Gansu used Guangdong used Guanxi used Guizhou used Hainan used Hebei used Heilongjiang used Henan used Hubei used Hunan used Jiangsu used Jiangxi used Jilin used Liaoning used Neimenggu used Ningxia used Qinghai used Shaanxi used Shandong used Shanghai used Shanxi used Sichuan used Tianjin used Xinjiang used Xizang used Yunnan used Zhejiang