淘宝卖家如何申请开通电子面单

https://zhidao.baidu.com/question/428727430362325372.html

https://jingyan.baidu.com/album/90808022e6eaf7fd91c80fec.html?picindex=2

https://jingyan.baidu.com/article/d8072ac4973a2aec94cefd5e.html