Fig. 1

Topography and tectonics of Yunnan Province, China and its adjacent areas. The small map in the top right corner is modified from Gao et al. (2018). TC—Tengchong block, BS—Baoshan block, SM—Simao Block, MY—Middle Yunnan Block, EY—Eastern Yunnan Block, SC—South China Block. F₁—Nujiang Fault, F₂—Lancangjiang Fault, F₃—Lijiang–Xiaojinhe Fault, F₄—Red River Fault, F₅—Xiaojiang Fault, F₆—Kangding-Yiliang-Shuicheng Fault, F₇—Mile–Shizong–Shuicheng Fault