1991年春,吉林省文物考古研究所宋玉彬与吉林大学考古系赵宾福为选择学生教学实习地点,联合对吉林省东丰、海龙、东辽三县的部分重点遗址进行了复查。1992年9月,吉林省文物考古研究所宋玉彬、王青根据去年的调查情况,决定再次对东丰、海龙县部分遗址进行调查,并结合遗址的具体情况 In the spring of 1991, Song Yubin, an institute of cultural relics and archeology of Jilin Province, and Zhao Binfu, an archeologist of Jilin University, conducted a review of some key sites selected for teaching and learning in Jilin Province for Dongfeng, Hailong and Dongliao counties. In 1992 September, Jilin Provincial Institute of Cultural Relics and Archeology Song Yubin, Wang Qing based on the survey last year, decided once again on the Dongfeng, Hailong part of the site investigation, combined with the specific site