Complex sentence: The director of the CI program, Xu Lin, says CIs were started to cater to the sudden uptick in interest in Chinese language around the world; they also provide Chinese language teaching staff from the Mainland.
Split into simpler sentences: The director of the CI program, Xu Lin, says CIs were started to cater to the sudden uptick in interest in Chinese language around the world. They also provide Chinese language teaching staff from the Mainland.