Core Insights - The discovery of a well-preserved Eastern Han dynasty Yue kiln site in Cicheng Town, Ningbo, highlights the historical significance of the region in porcelain production [1][9] - The archaeological excavation, approved by the National Cultural Heritage Administration, was conducted to support the construction of the Tongsujiaying Railway, revealing a 22.5-meter-long dragon kiln [3][4] Group 1: Archaeological Findings - The dragon kiln at Guotangao site consists of three main parts: the kiln head, kiln bed, and kiln tail, with a large fire chamber measuring approximately 2.2 meters deep [4] - The kiln bed is elevated by about 1.2 meters compared to the fire chamber, facilitating airflow and enhancing temperature control during the firing process [4] - Various types of porcelain and kiln tools were unearthed, including daily-use items such as jars, pots, and basins, predominantly featuring green and black glazes with typical Eastern Han decorative patterns [6][9] Group 2: Historical Context - The Yue kiln tradition began in the Eastern Han period and continued until the Southern Song dynasty, initially centered in Shaoxing and later shifting to the Cixi area [9] - The Guotangao kiln site represents a transitional phase in the development of Yue kiln craftsmanship, providing crucial insights into the evolution of black-glazed porcelain [9]

Core Viewpoint - The Liulihe site in Beijing is recognized as the largest known Western Zhou period site in the Yanshan southern foothills, showcasing significant archaeological findings that enhance the understanding of early urban civilization in Beijing, dating back over 3,000 years [5][14]. Archaeological Significance - The Liulihe site has undergone extensive archaeological excavations since its discovery in 1945, yielding numerous artifacts including exquisite bronze vessels, lacquered wooden items, jade, primitive porcelain, and pottery, with notable pieces like the Jin Ding and Bo Ju Li [5][6]. - The site has been confirmed as the capital of the Yan state during the Western Zhou period, with evidence supporting its historical significance in the context of early urban development in Beijing [9][14]. Excavation Developments - Recent excavations have revealed the existence of an outer city wall and moat, expanding the site’s area from less than 600,000 square meters to approximately 1,000,000 square meters, indicating a complex urban structure [6][10]. - The discovery of multiple layers of deposits within the moat allows researchers to trace the construction and abandonment phases of the outer city [6][10]. Multidisciplinary Approach - The archaeological work at Liulihe involves collaboration among various institutions, employing techniques such as carbon-14 dating, isotopic analysis, and organic residue analysis to gain insights into the site's historical context [10][11]. - The establishment of a geographic information system for the site has enabled the creation of a three-dimensional model, enhancing the understanding of the spatial distribution of archaeological features [11]. Educational and Cultural Impact - The Liulihe site serves as a platform for public archaeology, engaging local communities and international students in understanding the historical and cultural significance of the site [12][13]. - Plans for the construction of an archaeological park at the site aim to promote awareness and appreciation of Beijing's ancient history, making it a vital educational resource [13].