Xiaomi and Samsung have a customer-supplier relationship. Samsung has strong smartphone supply capabilities. The company itself fully controls the R&D and production of top-level chips, screens, processors, flash memory, cameras and other core components. In supply It has a higher say in chain control and operation. Samsung has absolute supply chain control capabilities in multiple component industries. It is the only company in the world that can achieve self-sufficiency in 5G equipment, and it is also the only mobile phone company that can escape the technical constraints of the United States.