原标题：已致8死17伤！一学校发生持刀伤人事件！遭遇暴力袭击如何自救，这些“保命”知识师生家长请牢记！
"Brazil and China have broad prospects for cooperation, and I regard my Chinese friends as brothers and sisters." Adair Caneiro, Chairman of Federation Chambers of Foreign Trade (FCCE) of Brazil, told China News Network. He said that China is Brazil's largest trading partner, and the friendship between the two countries is continuously deepening. The Brazilian people have a great affection for the Chinese people, and the business takes place in China is worth learning from.