Graduate students do more research and development. In terms of industries, there are more operators, such as China Mobile and China Netcom. Some went to foreign companies, such as Siemens and Lucent, some went to state-owned enterprises, such as the National Radio Metrology Center and the Fifth Academy of Aerospace, some went to large companies, such as Huawei, Lenovo and ZTE, and some went to small companies to do research and development. Generally speaking, the employment of this major is good, but there are very few entrepreneurs.