1. 当然，宜宾也有久远的文化背景，孩子你知道从大观楼至百二河山牌坊之间，横贯东街有7道牌坊么？ Yes, Yibin has good culture background. Do you know there was 7 stone tablets from Daguanlou Tower to Baierheshan stone tablets, through East Street?