几句英文,帮我看看有没有哪里需要改
-The last but not the least , adequate supply is always required.
-Avoid suppliers which in a country that have political instability or trade barriers to the target products.
-Because if the supply is cut off ,the company would forced to be discontinued. And the losses caused by it would beyond compute.
-All in all, the 3factors mentioned above are the keys to decide which supplier is for the company.