我们是世界好几家公司的中国代理商，怎么译呢？

we are the chinese agency of several multinational\cosmopolitan companies.
我不大明白那个世界是什么意思
楼主上面这两个词自己选一个吧
multinational跨国的意思
cosmopolitan世界性的 世界各地都有的

We are the Chinese agency of a few worldwide company.

We are the world several companies in China agents

We are the world several companies in China agents

We represent several over-seas companies in China.

We are the world several companies in China agents