①领券
https://coupon.m.jd.com/coupons/show.action?linkKey=AAROH_xIpeffAs_-naABEFoeHxaWQzLYIStshe0sQyy_x4oQ0cJ_oXiXWT4zWBWmFW5EsHC2tTBo3pdCIH5Nk7tTg79KEw
②
https://u.jd.com/x67VEWB
跳转京东app，叠加以旧换新，付定金20，尾款391.14，相当于实付391.14 20=411.14，评价反200＋种草50＝250，411.14-250=161.14