Fix a bug about readme

README-CN.md

 # 什么是 OceanBase 数据库
 
-OceanBase 数据库是一个原生的分布式关系数据库，它是完全由阿里巴巴和蚂蚁集团自主研发的项目。OceanBase 数据库构建在通用服务器集群上，基于 Paxos 协议和分布式架构，提供金融级高可用和线性伸缩能力，不依赖特定硬件架构，具备高可用、线性扩展、高性能、低成本等核心技术优势。
+OceanBase 数据库是一个原生的分布式关系数据库，它是完全由蚂蚁集团自主研发的项目。OceanBase 数据库构建在通用服务器集群上，基于 Paxos 协议和分布式架构，提供金融级高可用和线性伸缩能力，不依赖特定硬件架构，具备高可用、线性扩展、高性能、低成本等核心技术优势。
 
 OceanBase 数据库具有如下特点：
 

README.md

 # What is OceanBase Database
 
-OceanBase Database is a native distributed relational database. It is developed entirely by Alibaba and Ant Group. OceanBase Database is built on a common server cluster. Based on the Paxos protocol and its distributed structure, OceanBase Database provides high availability and linear scalability. OceanBase Database is not dependent on specific hardware architectures.
+OceanBase Database is a native distributed relational database. It is developed entirely by Ant Group. OceanBase Database is built on a common server cluster. Based on the Paxos protocol and its distributed structure, OceanBase Database provides high availability and linear scalability. OceanBase Database is not dependent on specific hardware architectures.
 
 OceanBase Database has these features: