In October 2017, netease Cloud communication and video officially celebrated its second anniversary. On the occasion of the second anniversary, netease Cloud has achieved strategic upgrading of communication and video services on the product side. Through diversified and scenario-based communication and video product layout and perfect service system, netease Cloud has brought rich scenario-based solutions to industry users, covering 700 million end users. At the same time, netease cloud communication and video has 17 years of experience in the instant communication technology framework and self-developed full-function industrial-level audio and video technology framework NRTC, and has successfully attracted 400,000 developers to access, thus establishing a huge industry ecosystem.