1, Niuhu Ruhala (transliteration: Niiuhuru Hala) is one of the eight Manchu surnames, and also writes Niuhulu, which is well known for playing Niuhulu Zhen Xuan in the TV series empresses in the palace. However, in TVB TV series Stiffness, the word "Niu" is not a surname, but a stupid and stupid meaning. This word is not a common word in Cantonese, so it was created by the screenwriter according to the literal image.

2. The origin of Niuzhi Road: In order to return to the palace smoothly, the emperor decided to change his surname to Niuzhi Road, which was raised from the blue flag of the Han army (the lower five flags) to the yellow flag of the Manchu army (the upper three flags) and named Fei.