Chinese President Xi Jinping said Friday that the country's socialist system, the solid economic and technological strength, and composite national strength have laid a solid foundation for the success of the Beijing 2022 Olympic Winter Games and the Beijing 2022 Paralympic Winter Games.Chinese President Xi Jinping said Friday that the country's socialist system, the solid economic and technological strength, and composite national strength have laid a solid foundation for the success of the Beijing 2022 Olympic Winter Games and the Beijing 2022 Paralympic Winter Games.