Chiyu Battalion

The Chiyu Battalion is an organisation from the novel The Langya List (introduced chapter 117 of the webnovel) and the show Nirvana in Fire.

The Chiyu Battalion is a battalion of the Chiyan Army that was placed under the command of Lin Shu when he was sixteen. He was assisted by three Lieutenants-Generals, including Wei Zheng.

During the Meiling Massacre, the Chiyu Battalion was stationed in the northern valley of Meiling and nearly completely eradicated.

Adaptations
It is mentioned for the first time in episode 12 of the show.