… themselves. For example, Yingli had bought a sponsorship of a German soccer (football) team and advertised during the World Cup. For its part, Trina had sponsored a Formula … themselves. For example, Yingli had bought a sponsorship of a German soccer (football) team and advertised during the World Cup. For its part, Trina had sponsored a Formula … themselves. For example, Yingli had bought a sponsorship of a German soccer (football) team and advertised during the World Cup. For its part, Trina had sponsored a Formula …