By August 2023, 392,206 national high-tech enterprises had been approved, including 386 in Qinhuangdao. Such as: 360 Zongheng Information Technology Co., Ltd., Zhongke Jixin (Qinhuangdao) Information Technology Co., Ltd., Central Green Building integrated house Technology Hebei Co., Ltd., China Building Materials Inspection and Certification Group Qinhuangdao Co., Ltd., MCC Shenkan Qinhuangdao Engineering Design and Research Institute Co., Ltd., MCC No.1 Bureau (Hebei) Geological Technology Co., Ltd., CITIC Bohai Aluminum Holdings Co., Ltd., CITIC Yu Bingxuan Co., Ltd., China Communications No.1 Navigation Bureau No.5 Engineering Co., Ltd. and Erhu Qinhuangdao Technology Co..