对高级进修生和访问学者没有强制的汉语要求，但必须同指导教授进行正常的语言交流。

There is no compulsory requirement for advanced visiting scholars and research scholars, but they should be able to communicate with advising professors.

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我们共培训了500多名外交官进修生和研究生，遍及非洲20多个国家；同时还培训了500多名热心汉语学习的校外学生。

Over 500 students diplomats and graduate students from over 20 African countries as well as more than 500 outside learners received Chinese language training at the Center.

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