Selecting two e-commerce cases currently operating on internet and researching them.

Please select one case from your hometown and comparing it with the company from other country such as USA, China and so on. Please don't select Amazon, E-bay, Alibaba, Taobao, Tmall to avoid the similarity. The research may focus on one aspect such as business model, marketing, security and make comparative analysis among different objects to conduct the characteristics of one specific category e-commerce as well;