Beijing Guoju is a company specializing in computer software research and development, application and service. Taking the self-developed general software products of the industry as the core, the company has independently developed the JEECG Weiyun rapid development platform (a rapid development platform based on code generators), JEEWX Jie Weixin housekeeper software product (a WeChat based on JAVA) Butler system, focusing on using WeChat to provide professional mobile application solutions for enterprises).