The bitcoin encounters serious difficulties, falls below 7000 dollars (2)

The risk-management team of the exchange immediately contacted the client, with the requirement to partially close the position to reduce the risks. The client, however, refused to cooperate, which triggered the decision to freeze client assets. Shortly thereafter, however, unfortunately the cost of the bitcoin dropped, which led to the liquidation of the account, the stock exchange said.
The stock exchange said they would redirect 2,500 bitcoins worth $18 million at current prices in an insurance fund to reduce the risk of such cases.
From OKEx, where their customers first agree to stock market conditions before they trade, they said they intend to make changes to their margin requirements after this.
The exchange, which is ranked 2nd amongst cryptocurrencies stock exchanges, against a commission, allows its clients to leverage 20 times the amount of their funds.
On Friday, the bitcoin, the biggest cryptocurrency, lost 2.2% of its value to a level of $7,383, bringing its weekly loss to 10%. Since the beginning of the year, the bitcoin has lost 48% of its value.