2 sentences

1. 他因为在采购过程中收受回扣而受到指控。

   tā yīn​wèi zài cǎi​gòu guò​chéng zhōng shōu​shòu huí​kòu ér shòu​dào zhǐ​kòng.

   He was charged with taking kickbacks during the procurement process.

   Source: Dong Chinese Dictionary

2. 按照惯例，这笔交易的中间人可以拿到一定比例的回扣。

   àn​zhào guàn​lì, zhè bǐ jiāo​yì de zhōng​jiān​rén kě​yǐ ná​dào yī​dìng bǐ​lì de huí​kòu.

   By convention, the middleman in this transaction gets a percentage as a kickback.

   Source: Dong Chinese Dictionary