State-owned enterprises State-owned enterprises refer to the state holding more than 5 1%, and Huajian Group refers to East China Construction Group Co., Ltd. According to Aiqi's survey, the state holding ratio has exceeded 5 1%, reaching 100%, so Huajian Group is a state-owned enterprise. East China Construction Group Co., Ltd. is a high-tech enterprise relying on pioneer technology. The Group is positioned as an integrated service provider focusing on engineering design consultation and providing high-quality comprehensive solutions for urban construction.