3 sentences

1. 这家工厂因为造假而被查封了。

   zhè jiā gōng​chǎng yīn​wèi zào​jiǎ ér bèi chá​fēng le.

   The factory was shut down for falsification.

   Source: Dong Chinese Dictionary

2. 那家违规经营的网吧已经被查封了。

   nà jiā wéi​guī jīng​yíng de wǎng​bā yǐ​jīng bèi chá​fēng le.

   The Internet cafe that was operating in violation of regulations has been shut down and sealed.

   Source: Dong Chinese Dictionary

3. 法院依法查封了他的房产。

   fǎ​yuàn yī​fǎ chá​fēng le tā de fáng​chǎn.

   The court sealed his property in accordance with the law.

   Source: Dong Chinese Dictionary