Winter solstice, New Year's Eve, the first day, the third day, Chongyang, do you want to burn paper for your old friends?

Burning paper is mourning. If you miss your old friend, burn it or don't.

There are no cultural rules.

Under normal circumstances

Winter solstice, New Year's Eve, the first day and the third day to burn.

Chongyang, this may be in the south, but it is not so heavy in the north, especially in Shanxi, Shaanxi.