2011年4月,山东大学考古系对日照苏家村遗址进行了系统调查和勘探,在遗址中发现了一周龙山文化时期的壕沟,结合遗址中发现的遗物,认识到苏家村遗址是一处龙山文化早中期的环壕聚落。本次调查对进一步认识日照地区聚落控制体系及小型中心聚落有重要意义。 In April 2011, the Department of Archeology, Shandong University conducted a systematic survey and exploration of the site of Sujiacun Rizhao, where a moat of Longshan Culture during the week was discovered. Combined with the relics found in the site, it was realized that the site of Sujiacun is a Longshan culture Early and mid-ring trench settlements. This survey is of great significance to further understanding the settlement control system and the settlement of small centers in the Rizhao area.