How many times do folk customs send their ancestors on New Year's Eve?

Different places have different customs. In Puyang, Henan, please go home or visit the ancestral temple the night before New Year's Eve. Please come back before posting couplets. After dinner in the first month 16, send it underground, light candles and set off fireworks. At home, you have to confess on New Year's Eve, the first day, the fifth day and the fifteenth day.

Shandong Laiwu doesn't know when to invite. Send it in the afternoon of the second day of the first month, send it to the village entrance, and set off fireworks. Weifang went home on New Year's Eve, put out offerings and sent them away in the afternoon of the first day. Please set off fireworks in front of the grave on 15, send them on 16, and send them in Zhaoyuan after 15.