WTI crude oil is U.S. crude oil, traded on the New York Mercantile Futures Exchange. The intermediate base crude oil produced in West Texas, also called Texas Light Crude Oil, is the benchmark oil for U.S. crude oil futures. That is what we often call NYMEXWTI.

WTI (U.S. crude oil) crude oil contract information is shown in the figure below:

brend crude oil, traded in the London commodity futures market, is also known as ICEBrent (Brent crude oil) , is a kind of North Sea crude oil. Currently, except for some Middle East and Far East crude oil, crude oil in most areas of the world is priced in dtdbrent.

Brend (Brent) crude oil contract information is shown in the figure below:

SC crude oil, listed on the Shanghai International Energy Trading Center, has a delivery grade of medium sour crude oil and a benchmark quality of API degree is 32, sulfur content is 1.5%, specific deliverable oil types and premiums and discounts are separately stipulated by Shanghai International Energy Center.

The contract information of SC crude oil (domestic crude oil futures) is shown in the figure below:

The premiums and discounts of crude oil will be specifically announced on each exchange, but the details of domestic crude oil have just been listed and have not yet been stipulated. WTI and brend need to check the specific announcements at the NYMEX and ICE exchanges.