It’s in the underdeveloped eastern region of the country that the biggest problems exist.

最大的问题存于这个国家贫穷落后的部地。

Most areas in China were involved in this microthermal climate, hut disaster was not widespread in eastern part.

这次低温全国范围内都存，部地虽有端低温事件，并未造成大范围的灾害。