We focus on the event that Taobao Mall(Tmall) changed its charging rules on October10 in 2011 which received strongly protest of small and medium sellers, and analyze the whole event separately from business and law. From business perspective, we analyze the resistance of the E-commerce transformation, and offer a solution based on shared-value theory. From the law perspective, we discuss the legal risk and the relevant legal issues. Through the law-business dual perspectives research, it helps us to understand the business model and internet rules. Furthermore, it provides a meaningful reference of the transformation of E-commerce.