3 sentences

1. 他在一家外贸公司工作。

   tā zài yī jiā wài​mào gōng​sī gōng​zuò.

   He works in a foreign trade company.

   Source: Dong Chinese Dictionary

2. 他在那家外贸行已经工作了十年。

   tā zài nà jiā wài​mào háng yǐ​jīng gōng​zuò le shí nián.

   He has worked at that foreign trade firm for ten years.

   Source: Dong Chinese Dictionary

3. 商务部发布了关于促进外贸增长的新政策。

   Shāng​wù​bù fā​bù le guān​yú cù​jìn wài​mào zēng​zhǎng de xīn zhèng​cè.

   The Ministry of Commerce has released new policies to promote foreign trade growth.

   Source: Dong Chinese Dictionary