这是一个英文原版的关于工作流的文章，Author: David Hollingsworth-This is an English original article on the work flow, Author: David Hollingsworth

外国牛人写的WINFROM工作流设计器。代码相关的简练，做工作流设计器朋友可以参考-Cattle were written by foreign WINFROM Workflow Designer. Simple code-related, so the workflow designer can refer to a friend