Beijing Hengan Video Electronic Technology Co., Ltd.
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About
Video frequency monitoring products, Safe protection alarm
Video Frequency Monitoring Products, Safe Protection Alarm
Details
Year
1995
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Contact
- Affiliated Middle School Of Beijing University, Huangzhuang, Haidian Dist., Beijing, 100080
- China
- 010-82612500
- www.henganvideo.com
- Shen Lijun