The regulatory clampdown on cryptocurrency exchanges in China has been noted as a key factor in the sensational growth of Binance in 2018.
source https://www.google.com/url?rct=j&sa=t&url=https://www.ccn.com/binance-astronomical-success-is-motivated-by-adversities-faced-in-china/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNE2j2YaIIohx7fp7j0Fa88ENeuB1w