Pinyin (biang) characters are used in Shaanxi dialect, and the characters are in the extended G area, which can't be typed by the existing input method. See the picture for the characters.

Extended g unicode: 30 ede

Pinyin biáng

1, like a sound word, refers to the sound of noodles hitting the chopping board. A kind of pasta, namely [~ ~ noodles], which is used to spread in Guanzhong area of Shaanxi Province (Shaanxi Guanzhong folk traditional flavor pasta, especially the flour ground from Guanzhong wheat, is usually hand-rolled into wide noodles).

2, refers to the death of people, with a happy tone: this time of the dog day ~.

References:

The Dictionary of Urban Dialects (Shaanxi Volume) on page 95,