电子运单SDK支持顺丰子单号，签回单，代收货款等业务场景，需要调用打印服务的时候传递相应的参数即可。(Electronic waybill SDK supports the business scenarios of Shunfengzi single number, signing back orders, collecting money on behalf of others. It is necessary to pass the corresponding parameters whe

顺丰快递单电子面单，html编写，自定义电子面单(Shunfeng electronic face sheet)