De-dollarization refers to a range of policies countries can take to reduce their reliance on the US dollar. In international trade, de-dollarization refers to the replacement of the USD with alternative currencies to settle trade in, such as alternative, stable global currencies such as the Chinese Yuan or local currencies of trading countries (e.g. Malaysia-Thailand trade conducted in Thai baht & Malaysian ringgit)
BRICS is is an intergovernmental organization comprising Brazil, Russia, India, China, South Africa, Iran, Egypt, Ethiopia, and the United Arab Emirates aiming to de-dollarize in trade, with China being the main economic actor. Member nations have diverse geographical, political and economic backgrounds and are unified with the primary incentive of reducing dependence on the US.