Cloopen Group Holding Limited (Hereinafter referred to as Cloopen for short), founded in 2009, is now the largest enterprise communication cloud service provider in China.Cloopen, powered by Internet, uses cloud-computing technologies to provide communication platform service (Platform as a Service-PaaS), communication software service (Software as a Service-SaaS), new industrial communication solutions and AI + Communication service to corporate customers, to elevate the sales efficiency and optimize customer service experience across enterprises and also propel China’s enterprise communication industry to realize Internet-enabled business, cloud computing, capacity enhancement, integration and intelligence-driven development.In 2013, Cloopen won the A round of capital financing of four million US dollars from Sequoia Capital China.In January, Cloop won the B round capital financing of 15 million US dollars from from Trustbridge Partners.In July 2016, Cloopen completed the C round of capital financing, led by Sequoia Capital China and co-invested by Trustbridge Partners and many investment entities including new international strategic investors. This has become the largest single investment in the realm of enterprise communication in China till now, and also the largest C round of capital financing in PaaS and SaaS till now.The fast development and accumulation over the past years have enabled Cloopen to gather more than 150 thousand corporate customers and over 300 thousand developers on its platform. At present, over 80% of the Internet 500 companies in China use Cloopen communication service. Meanwhile, Cloopen is now empowering a swelling number of large government bodies and enterprises to soar into the cloud. The customers that Cloopen serve include but not limited to State Grid, China Mobile Online, Haier Group, Bank of China, CMS, CRRC Corporation Limited, Ping An Insurance, Tencent, JD, Baidu, 360, Xiaomi, Toutiao, Guazi, SF Express, etc., with a deep penetration into and wide coverage of finance, carriers, automobiles, E-commerce, O2O, online education, Internet medicare, gaming, logistics and many other sectors.