business_code为39，服务商ID为1511399791 小微商户通过v2接口进件，然后进行申请单查询 v2版本请求： 11:16:13,834  INFO WeiXinPayUtil:228 - weixin:https://api.mch.weixin.qq.com/applyment/micro/getstate <xml><sign><![CDATA[2fb402441284297623dd545e4847f2b40b58c60af73874a8b0b6a2e1c0bce015]]></sign><mch_id><![CDATA[1511399791]]></mch_id><sign_type><![CDATA[HMAC-SHA256]]></sign_type><business_code><![CDATA[39]]></business_code><nonce_str><![CDATA[dfYzXIDwdl1QxxbS]]></nonce_str><version><![CDATA[1.0]]></version></xml> v2版本返回进件完成： 11:16:14,236  INFO WeiXinPayUtil:254 - weixin re:https://api.mch.weixin.qq.com/applyment/micro/getstate <xml><return_code><![CDATA[SUCCESS]]></return_code> <return_msg><![CDATA[OK]]></return_msg> <nonce_str><![CDATA[xhXQQZ9LyDYDwaE8]]></nonce_str> <sign><![CDATA[A7AB3449FF4510C8D49DE51C16270155DAA657AF7D247FF44628A63EB649B609]]></sign> <result_code><![CDATA[SUCCESS]]></result_code> <applyment_id><![CDATA[2000002127769912]]></applyment_id> <applyment_state><![CDATA[FINISH]]></applyment_state> <applyment_state_desc><![CDATA[完成]]></applyment_state_desc> <sub_mch_id><![CDATA[1552362351]]></sub_mch_id> </xml> v3版本接口请求： 11:46:12,177  INFO WeixinPayV3Util:148 - weixinV3 Get Request:https://api.mch.weixin.qq.com/v3/applyment4sub/applyment/business_code/39 v3版本接口返回：其中equest-ID为ok3rzj，返回找不到申请单： 11:46:12,183  INFO WeixinPayV3Util:157 - weixinV3 Get Response:https://api.mch.weixin.qq.com/v3/applyment4sub/applyment/business_code/39 equest-ID:ok3rzj {"code":"PARAM_ERROR","message":"未能找到申请单"} v3版本接口使用applyment_id查询，同样找不到申请单： 12:00:15,811  INFO WeixinPayV3Util:151 - weixinV3 Get Request:https://api.mch.weixin.qq.com/v3/applyment4sub/applyment/applyment_id/2000002127769912 12:00:15,814  INFO WeixinPayV3Util:160 - weixinV3 Get Response:https://api.mch.weixin.qq.com/v3/applyment4sub/applyment/applyment_id/2000002127769912 equest-ID:xjoe4s {"code":"PARAM_ERROR","message":"申请单类型不匹配，未能找到申请单"}