1, iResearch, with comprehensive industry coverage and high report quality, is the most commonly used website for collecting research reports. Most of the reports can be downloaded for free in official website.
2. Krypton Research Institute, which focuses on research and consultation in the first and second grade and new economic fields. The industry report of 36Kr Research Institute can be viewed online for free in official website.
3. TalkingData Mobile Observatory, which is a monitoring platform, can query the relative activity and user coverage of the APP. The information and data are comprehensive and detailed.