Introduction to the Zhengbai Banner Yamen: The Zhengbai Banner Yamen is located on the high platform east of the Khan Palace Yamen. It is the office where the Zhengbai Banner flag master handles military and political affairs within the flag. Huang Taiji once commanded the Zhengbai Banner. The Zhengbai Banner Yamen is a green brick and hard-mounted courtyard building with five existing main rooms. The east wing is for the Eight Banners Armor and the Rise of the Manchu Exhibition, the west wing is for the Manchu handicrafts exhibition, and the east and west rooms are for Huang Taiji and Xiaozhuang. Queen Wen Exhibition.