Family order is maintained in accordance with hierarchy and age. Leading the family is family holder. Sacrifice ceremony and offerings may partly describe family tie. Death anniversary is said to be more important than birthday. Although the ceremony is organized not very complicated, it is always well-prepared. Important events such as burial ceremony, etc are held in well selected date and time. Besides, families may organize longevity celebration or ancestor offerings on occasions such as Lunar new year, lantern festival, mid-year festival, etc.