I am a waiter who work in a Chinese restaurant :I am a waiter of a Chinese restaurant :
第一种!
希望对你有帮助。
【翻译】你好.
第二种:
我是一名中餐厅的服务员!满意请采纳.
不清楚的请追问!合作愉快
I am a waiter of a chinese restaurant.
I am a waiter/waiteress in a chinese food restaurant.
I'm a waiter in a chinese restaurant