The Yimen Chen Clan of De’an: A Social Experiment in Communal Living

Geographical Connections

  • Jiujiang Prefecture (Jiangzhou)
  • De’an County (Putang Field)
  • Shengzhi Peak (Mount Lu)
  • Qijili (Shizi Township, Jiujiang County)
  • Aicaoping (Cheqiao Township, De’an County)
  • Dongjia Mountain (30 km west of De’an)
  • Jinling (Nanjing)

Introduction: A Millennial Miracle of Kinship

In the annals of Chinese lineage history, the Yimen Chen Clan of Jiangzhou exists as a near-mythical entity. From the establishment of family codes by patriarch Chen Chong in the 1st year of the Dashun era of Emperor Zhaozong of Tang (890 AD) to their imperial-ordered dispersal in the 7th year of the Jiayou era of Emperor Renzong of Song (1062 AD), this clan conducted a communal living experiment for 332 years [1], [2]. They achieved the feat of 14 generations living under one roof, with over 3,900 people sharing a single kitchen—a pinnacle of patriarchal management and a profound practice in communal resource sharing and moral governance [3], [4].

I. Foundations at Mount Lu: From Hermits to Renowned Gentry

The legend of the Yimen Chen began amidst the mists of Mount Lu. In the 9th year of the Kaiyuan era of Tang (721 AD), the scholar Chen Boxuan from Xianyou County, Minzhou, settled as a hermit at the foot of Shengzhi Peak, initiating the Chen lineage’s intellectual tradition in Jiangzhou [2]. In the 19th year of Kaiyuan (731 AD), due to an imperial decree to build a temple, Chen Boxuan moved to Qijili, located between Zhuling and Mt. Gaoliang [2].

  • Precise Dating: In the 12th year of the Yuanhe era (817 AD), Boxuan’s grandsons Chen Wang, Chen Xiao, and Chen Tiao all passed the Jinshi examinations [2].
  • Numerical Data: Chen Wang was later appointed as the Governor of Jiangzhou and moved to Aicaoping (now Cheqiao Township, De’an), which became the true ancestral seat of the Yimen Chen Clan [2]. The initial migration involved dozens of family members, marking the transition from wandering to a settled, large-scale clan.

II. The Yimen System: Thousands at One Stove and the “Hundred Dogs”

The core strength of the Yimen Chen lay in its rigorous organizational management. Chen Chong, the architect of the family code, founded the Dongjia Academy around the 1st year of the Dashun era (890 AD), integrating academic management into the family structure [1].

1. The Daily Life of a Family Utopia

The Chen family practiced an extreme form of communalism. They maintained a “single stove” policy, meaning no branch cooked separately. By the 3rd year of the Guanghua era (900 AD), the clan had reached 14 generations living together, with over 1,200 members [1]. The scale was so vast that the government provided 2,000 piculs of official rice annually to alleviate their food shortages [1].

2. Animal Metaphor for Moral Harmony

In records like the Chronicle of Wanzai County (Republic era), the legendary tale of “A Hundred Dogs Eating Together” is preserved [5]. It is said the Chen family raised 100 dogs that shared a giant feeding trough; if a single dog was missing, none would eat [5].

  • Precise Dating: In the 7th year of the Taiping Xingguo era of Northern Song (982 AD), the imperial court officially honored the Chen family for their harmony among 700 members [3].
  • Numerical Data: At their peak during the Jiayou era of Emperor Renzong, the resident population reached over 3,900 people across 291 estate properties [4].

III. Dongjia Academy: China’s Earliest Private Institution

Education was the soul that kept the vast Chen clan together. In 890 AD, Chen Chong established the Dongjia Academy at the foot of Dongjia Mountain [1]. This is recognized as the earliest private academy in history to possess school lands, formal regulations, and a stable student body [1].

  • Fact Density: The academy was massive, with dozens of buildings and thousands of scrolls of books. Chen Chong allocated 20 qing (approx. 2,000 acres) of land to support the students [1], [6].
  • Cultural Impact: Emperor Li Jing of Southern Tang personally gifted the “Dongjia Academy” plaque. Xu Kai, when writing the Record of the Yimen Chen Book Hall, secretly ordered the word “Food” (食) to be carved at the end of the stone tablet, warning that without shared material sustenance, “Righteousness” (义) could not be sustained [5].

IV. Imperial Recognition: From “Righteous Gate” to Dispersal

The Chen Clan was more than a social phenomenon; it became a political model for “Governing the World through Filial Piety” promoted by ancient rulers.

  • Precise Dating: In the 3rd year of the Shengyuan era (939 AD), the Southern Tang government established the “Righteous Gate” (Yimen) for the Chens and exempted them from corvée labor [3]. In the 2nd year of the Shunhua era of Northern Song (991 AD), the court issued another decree to provide 1,000 piculs of rice annually [3].
  • Fact Density: According to the Jiujiang County Chronicle, in the 7th year of the Jiayou era (1062 AD), because the family had become so large it almost functioned as an “independent kingdom,” Emperor Renzong—advised by ministers Wen Yanbo and Bao Zheng—ordered the family to be forcibly split [4].

V. Epilogue: The Scattering of 291 Estates

The great dispersal of 1062 AD was the most poignant moment in the clan’s history. The vast clan properties were divided by drawing lots based on the 291 estate records [4]. Carrying their certificates of ownership, members of the Chen clan moved to 125 counties across the empire, sowing the seeds of the “Yimen” spirit throughout China [4]. Although the four-century social experiment ended in physical separation, its legacy of “virtuous family heritage” remains a permanent fixture of Chinese family culture.

References

[1] Annals of Jiujiang Past (5000 BC - Pre-PRC) · Tang Dynasty Chapter [3] Annals of Jiujiang Past (5000 BC - Pre-PRC) · Five Dynasties & Northern Song Chapter [7] Jiujiang County Chronicle · Population · Migration Section [2] Jiujiang County Chronicle · Culture · Academies Section [6] Chronicle of Wanzai County (Republic of China) · Vol. 6 · Schools & Academies [5] Chronicle of Wanzai County (Republic of China) · Vol. 10 · Biographies & Miscellany [8] Jiangxi Provincial Chronicle · Jiangxi Education History · Chapter 4 · Academies [4] Annals of Jiujiang Past · Northern Song Renzong Era Records