Before 2014, many banks could open accounts for exchanges and even use them specifically for users to process deposits and withdrawals. At the end of 2013, five ministries and commissions required financial institutions not to provide services such as account opening and clearing for Bitcoin, but the complete ban was still in 1994. The anti money laundering regulations of Chinese banks were released in 06-07, revised in 15-17, and incorporated into daily compliance management in 2018. There is a long gray period between the two timelines