You can romanize it however you want, "Turkiye" is what diplomats use in order to be diplomatic. I'm sure if the CCP asked for "China" to be romanized as "Zhong

You can romanize it however you want, "Turkiye" is what diplomats use in order to be diplomatic. I'm sure if the CCP asked for "China" to be romanized as "Zhongguo" in official communication then they'd oblige just as well.