In which episode did Jia Gui and Huang Jinbiao exchange identities?

The exchange of identities between Jia Gui and Huang Jinbiao is the 27th episode of "Traffic Station No. 2".

The police team and the detective team often engage in dog-eat-dog fights. Nojiri and Kuroto are really at odds with each other. Heiteng asked Sun Youfu for advice, and Sun Youfu said that the Chinese methods were ineffective against Jin Biao and Jia Gui. Wang Jinbao gave Heiteng a trick: let Huang Jinbiao and Jia Gui exchange places. Kuroteng thought so. The next day, Jin Biao became the detective captain and reported to Kuroteng; while Jia Gui became the captain and reported to Nojiri.

End of the story

As a result, within a day, both of them asked to be exchanged. It turned out that they all realized that their current positions made them uncomfortable. The two of them each slandered the other in front of Heiteng and Xia Xueli. After that failed, they both confessed that their former subordinates were not good at it and were secretly doing it.