请看一下：使用Excel电子表格作为EDI映射器 [ ^ ]

它在VBA中，但是我我非常确定你能够将它转换成C＃。

Please, take a look at this: Using Excel Spreadsheet as an EDI Mapper[^]
It's in VBA, but i'm pretty sure that you'll be able to "convert" it into C#.

可以找到很多信息： EDI格式 - Google搜索 [ ^ ]

Lots of information to be found: EDI format - Google Search[^]