改天來介紹 商業構想變現 (Testing Business Ideas) 有人想要聽嗎? 之前有用這個想法到敏捷轉型工作坊中, 覺得還蠻有趣的 Tags: 9 comments 71 likes 5 shares Share this: DavidKo Learning Journey About author not provided It's about self-learning world. I'm interested many topics and would like to apply real environment and share with all my friends. 2398 followers 2144 likes "http://kojenchieh.pixnet.net/blog" View all posts