To promote business

• 促进贸易

To promote business的用法和样例：

例句

1. A fair competition can promote trade.
   公平竞争能促进贸易的发展。
2. We assure you that we'll do our best to promote both trade and friendship.
   我们向您保证我们将尽全力既促进贸易又增进友谊。