Members of the Juvenile Orchestra of the Shanghai Theatre Academy perform at the Palace of the Buenos Aires City Legislature in Buenos Aires, capital of Argentina, on May 30, 2017. The Juvenile Orchestra of the Shanghai Theatre Academy shined on Tuesday during a concert in Buenos Aires, which was held to mark the 45th anniversary of the establishment of diplomatic ties between China and Argentina. (Xinhua/Martin Zabala)

Members of the Juvenile Orchestra of the Shanghai Theatre Academy perform at the Palace of the Buenos Aires City Legislature in Buenos Aires, capital of Argentina, on May 30, 2017. The Juvenile Orchestra of the Shanghai Theatre Academy shined on Tuesday during a concert in Buenos Aires, which was held to mark the 45th anniversary of the establishment of diplomatic ties between China and Argentina. (Xinhua/Martin Zabala)

Members of the Juvenile Orchestra of the Shanghai Theatre Academy perform at the Palace of the Buenos Aires City Legislature in Buenos Aires, capital of Argentina, on May 30, 2017. The Juvenile Orchestra of the Shanghai Theatre Academy shined on Tuesday during a concert in Buenos Aires, which was held to mark the 45th anniversary of the establishment of diplomatic ties between China and Argentina. (Xinhua/Martin Zabala)

Members of the Juvenile Orchestra of the Shanghai Theatre Academy perform at the Palace of the Buenos Aires City Legislature in Buenos Aires, capital of Argentina, on May 30, 2017. The Juvenile Orchestra of the Shanghai Theatre Academy shined on Tuesday during a concert in Buenos Aires, which was held to mark the 45th anniversary of the establishment of diplomatic ties between China and Argentina. (Xinhua/Martin Zabala)

Members of the Juvenile Orchestra of the Shanghai Theatre Academy perform at the Palace of the Buenos Aires City Legislature in Buenos Aires, capital of Argentina, on May 30, 2017. The Juvenile Orchestra of the Shanghai Theatre Academy shined on Tuesday during a concert in Buenos Aires, which was held to mark the 45th anniversary of the establishment of diplomatic ties between China and Argentina. (Xinhua/Martin Zabala)

Members of the Juvenile Orchestra of the Shanghai Theatre Academy perform at the Palace of the Buenos Aires City Legislature in Buenos Aires, capital of Argentina, on May 30, 2017. The Juvenile Orchestra of the Shanghai Theatre Academy shined on Tuesday during a concert in Buenos Aires, which was held to mark the 45th anniversary of the establishment of diplomatic ties between China and Argentina. (Xinhua/Martin Zabala)