Beijing Sanwei Technology Co., Ltd. Changchun Technology Company is a state-owned enterprise or a private enterprise.

Personal. According to official website, the enterprises of Beijing Sanwei Technology Co., Ltd. Changchun Technology Company and Beijing Sanwei Technology Development Co., Ltd. are private enterprises, so Changchun Technology Company is also a private enterprise. Business scope of Beijing Sanwei Technology Development Co., Ltd.: technology development, technology transfer, technical consultation, technical service, sales of computers and peripheral equipment, medical instruments, chemicals, instruments and meters, and communication equipment (except radio transmitting equipment).