请帮忙指出这句英文的语法错误,Our company,which is producing upmarket food and our products saled in main areas of the world,is looking for the export sales managers for expanding our business in Europe.

问题描述:

请帮忙指出这句英文的语法错误,
Our company,which is producing upmarket food and our products saled in main areas of the world,is looking for the export sales managers for expanding our business in Europe.