Retailers, airports... they are having many customers and visitors every hour and thus swimming in data. However, they have a lack of means to leverage this data. In online world, there are sophisticated tools (e.g. Google Analytics) that enable businesses to understand their customers and optimize online services for more profits. This is not the case in physical world due to privacy or suboptimal technology. We've developed a technology that localizes and tracks people in indoor world with the highest accuracy, and we consequently create analytics to increase profits of physical companies.