According to (Tianyancha) query, Yijiahe Technology Co., Ltd. Enterprise Type Co., Ltd. (listed), established in 1999, is a member enterprise of Yijiahe, located in Nanjing, Jiangsu Province, and is mainly engaged in software and information technology services. Scope: Licensed items: electrical installation services; Design of intelligent building system; Building engineering construction; Surveying and mapping services; Installation, maintenance and testing of power transmission, power supply and power reception facilities; Architectural engineering design (projects that must be approved according to law can only be carried out after approval by relevant departments, and the specific business projects are subject to the approval results) General projects: intelligent robot research and development; Industrial robot manufacturing; Special operation robot manufacturing; General equipment manufacturing (excluding special equipment manufacturing), etc.