companies, including Open Source summer (Gitee), Open Source Software Lighting Program (Chinese Academy of Sciences), and Summer of Code (Google), have cultivated the habit of contributing to open source Figure 16: Open source community maturity curve 资料来源：PingCAP，中国信通院 Source: PingCAP, China Academy of Information and Communications Technology 3.2.3 加速扩张阶段：加速软件采用及付费转换—销售管理 Accelerated expansion promoting OpenChain to connect and exchange with domestic and international communities, and the China Academy of Information and Communications Technology and many domestic enterprises are paying close attention