Asian stock markets started Monday trading spooked by a major crash in oil prices.
In Japan, the benchmark Nikkei 225 index crashed 6.1% while in Australia, the ASX 200 dropped about 6% in early trading.
Markets have been rattled by the threat of a price war between oil exporting group Opec and its main ally Russia.
Asian investors also reacted to a slump in Chinese export figures released at the weekend.
Global markets are seeing heightened volatility over fears of a major economic hit from the coronavirus.