# 对外业务接口

## API Docs
- 1. 应收 > 转账 [三方转账](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-53385860.md): 接口支持：客商公司之间转账、账套之间转账、保证金转货款
- 1. 应收 > 转账 [撤销三方转账](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-59912814.md): 接口支持：客商公司之间转账、账套之间转账、保证金转货款
- 1. 应收 > 退款 [退款](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-53733169.md): 
- 1. 应收 > 退款 [撤销退款](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-70824005.md): 接口支持：客商公司之间转账、账套之间转账、保证金转货款
- 1. 应收 > 收款单 [收款单推业务系统](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-71681719.md): 
- 1. 应收 > 收款单 [收款认领反馈](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-59191508.md): 
- 1. 应收 > 收款单 [用款](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-73296029.md): 
- 1. 应收 > 收款单 [撤销用款](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-73296641.md): 
- 1. 应收 > 收款单 [对余款](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-72897375.md): 核对收款单、信用证、授信的可用余额
- 1. 应收 > 收款单 [对用款记录](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-79976928.md): 
- 1. 应收 > 信用证 [信用证](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-55851578.md): 
- 1. 应收 > 信用证 [信用证交单](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-55937329.md): 
- 1. 应收 > 信用证 [信用证收款撤销](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-60051080.md): 
- 1. 应收 > 应收结算 [1.1 应收结算录入](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-41200308.md): 
- 票易通 [票易通开票申请](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-53996138.md): 
- 票易通 [票易通开票撤销](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-56982897.md): 
- 票易通 [发票影像url获取](https://apifox.com/apidoc/shared/a76856e7-5c48-4f6b-b739-c8135966741d/api-62454395.md):