Golden Finance reported that TBD, the Bitcoin subsidiary of Jack Dorsey's company Block, has partnered with African cross-border mobile remittance service provider Chipper Cash to accelerate its global cross-border payment business. It is reported that Chipper Cash is headquartered in San Francisco, USA and is a cross-border payment service provider mainly targeting countries in Africa. Mike Brock, CEO of TBD, said in an interview in Accra, the capital of Ghana, that the announced partnership on Tuesday increased the number of African countries benefiting from Block's technology to 40.