Virtual currencies have suffered severe losses since early 2018, as governments around the world continue to tighten their traders.
The market capitalization of the combined virtual currencies reached about $ 296 billion during the trading yesterday, compared to about 832 billion a month ago, with a loss of about $ 536 billion.
Virtual currencies have extended losses over the past few sessions, weighed down by a sharp drop in global markets.
The currency of the most popular "Petcown" yesterday, below $ 6,500 to its lowest levels since November 2017, before falling in late trade and the price per unit to 7077 dollars, a loss of 3.05 percent compared to morning losses exceeded 20 percent.
Similarly, the Etherium currency fell 1.53 percent to $ 715 at a market value of $ 69.44 billion. The RIBL currency fell 0.9 percent to $ 0.69 with a market value of $ 27.57 billion.
British bank Lloyds Group said on Sunday it would ban customers from buying credit cards.
The British bank joins the US giants JPMorgan and Citigroup, which have announced a similar ban, on concern that banks may be held accountable when the value of highly volatile currencies falls.
The market value of virtual currencies jumped by 2017, ending the year at $ 569.7 billion, up $ 552 billion from 2016 figures, according to Anatolia calculations.
Virtual currencies do not have a serial number and are not controlled by governments and central banks, like conventional currencies, but are handled only on the Internet, without physical presence.