1 sentence for 订立 (dìng​lì — establish)

1. 为了维护秩序，我们必须订立新的规章制度。

   wèi​le wéi​hù zhì​xù, wǒ​men bì​xū dìng​lì xīn de guī​zhāng zhì​dù.

   To maintain order, we must establish new rules and regulations.

   Source: Dong Chinese Dictionary