CNZZ is the largest Chinese internet statistics analysis service provider worldwide, providing professional, authoritative and independent statistical analysis services. So far, more than five million websites has adopted traffic analysis services provided by CNZZ, which covers more than 90 percent of web users in one week. CNZZ focuses on data statistical analysis and data mining. With its world leading internet data collection, analysis, and mining technologies, CNZZ is proficient in research, development and application of data monitoring and statistical analysis products. Currently, CNZZ owns seven products, namely webmaster statistics, overall statistics, client software for mobile, cloud recommendation, advertisement management and advertisement effect analysis, and data center. In 2016 Umeng, CNZZ, and Diyuanxin (缔元信) was merged to form Umeng+ (友盟+).