It requires planning, careful management, creativity, perseverance and commitment. Once you do, the personal, academic, and professional rewards will last a lifetime. This investment is invisible, it slightly changes the lives of these students. Resume is the best thing to show their hard work. These students will have better job opportunities than anyone else in their own country because they are “returnees.” During their time abroad, students will meet a wide range of people. "Your exposure to many types of people will not only help you develop your people skills, but it will also give you a better understanding of others, both friends and foes," said Liu Jia of QingHua University, an environmental manager social. department. With the constant development of society, people need to cooperate with others in various fields, instead of working individually. Since the wisdom and abilities of a single man are always limited while a group has unlimited strength, it is very important to cooperate with others. However, many people, especially young students and teenagers, do not realize this. Most students who study abroad could significantly improve their awareness of cooperation with others. Liu Jia's study once again shows that 85% of Chinese international students have a better ability to cooperate with others.