wangcai 签名

qiān míng to sign (one's name with a pen etc); to autograph; signature

客服

kè fú customer service

电报

diàn bào telegram; cable; telegraph; CL:封[feng1],份[fen4]

@yinxingkj123app 签名

qiān míng to sign (one's name with a pen etc); to autograph; signature

代理

dài lǐ to act on behalf of sb in a responsible position; to act as an agent or proxy; surrogate

koq