图书会场可领600-105，
https://item.jd.com/https://pro.m.jd.com/mall/active/t4Gx8HVq5eCw8bgETyydPg4XrFs/index.html?cu=true&utm_source=u.jd.com&utm_medium=jingfen&utm_campaign=t_2011410883_&utm_term=d1fb6fb5e6a34f52823660ffb956835b.html
叠加每满100-50专区，凑600付【195】
