What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles What are the "eighteen generations of ancestors"? The kinship relationship of Chinese families and their titles