in east of 和in the east of之间有什么区别吗?

问题描述:

in east of 和in the east of之间有什么区别吗?

in east of 是在……的东部,是……的外部
in the east of 是在……的东部,是……的内部
for instance:
Jinlin province is in the north of China.
Russia is in east of China.