People with the same surname or family clan gather at their ancestral temples to worship their ancestors in order of their ages.
同姓或同家族的人们在祠堂前相聚,按辈分祭祖。
英语百科
Ancestral shrine
An ancestral shrine, hall or temple (Chinese:祠堂; pinyin:Cítáng or Chinese:宗祠; pinyin:Zōng Cí), also called lineage temple, is a Chinese temple dedicated to deified ancestors and progenitors of surname lineages or families in the Chinese traditional religion. Ancestral temples are closely linked to Confucian culture and the emphasis that it places on filial piety.