1 mouth is the saying of Taiwan Province province, and the mainland means 1 hand.

1 lot is the smallest unit of futures trading, which means at least 1 lot is bought and sold.

China has no crude oil futures. 1 hand crude oil futures on the new york Stock Exchange are 1000 US barrels (42,000 US gallons).

The 65,438+0 batch of Brent crude oil from the Intercontinental Exchange is also 65,438+0,000 barrels and 42,000 gallons.