Statistically, 30% of the sites carry 70% of the network traffic and the data traffic on some of the hottest sites is dozens of times greater than the average for other sites. These hotspots such as CBD, schools, shopping mall could be week coverage, high interference, and other problems. How do we effectively find and identify hotspot areas? How to reduce the interference between macro and micro networks? How to output the basic solution and get the ROI analysis to improve the revenue? These questions are the key to construct the BEST indoor network. Huawei Hotspot evaluation and planning is ROI-oriented evaluation that can help operator identify hotspot quickly, and achieve indoor precise investment.