2 sentences

1. 我国的企业很多都实行了股份制。

   wǒ guó de qǐ​yè hěn​duō dōu shí​xíng le gǔ​fèn​zhì.

   Many enterprises in our country have implemented a shareholding system.

   Source: Dong Chinese Dictionary

2. 这家国有企业正在进行股份制改制。

   zhè jiā guó​yǒu qǐ​yè zhèng​zài jìn​xíng gǔ​fèn​zhì gǎi​zhì.

   This state-owned enterprise is undergoing a restructuring into a joint-stock company.

   Source: Dong Chinese Dictionary