in the north of China和in northern China,in north part of Chi

in the north of China=in northern Chian=in the northern part of China在中国的北部地区in North China在华北地区 再问： 能给些例句么 再答： They discovered a new oil field in north china 他们在华北发现了一块新油田。 Harbin is located in the northern part of China。哈尔滨位于中国的北部。