Cryptocurrency exchanges Huobi and Binance have stopped letting traders use mainland China mobile numbers to register new accounts (Zheping Huang/Bloomberg)

Zheping Huang / Bloomberg:
Cryptocurrency exchanges Huobi and Binance have stopped letting traders use mainland China mobile numbers to register new accounts  —  - Binance, Huobi won't allow new sign-ups via China phones  — Steps come after missive from PBOC about crypto transactions