hello, Can i take train in Zhuhai to Shanghai or beijing? How?

Well, you need to take it from ZH and arrive at Guangzhou South Railway Station first. It takes around an hour on the way.
From Guangzhou South to Shanghai, there are several high-speed ones. It takes around 8 hours. The ticket fare of first class seat is about CNY1303 and second class seat is CNY793.

From Guangzhou South to Beijing West, high speed type takes 8 to 9 hours. The ticket fare of first class seat is about CNY1359 and second class seat is CNY849.