Qihan Technology Co., LTD is one of the leading factories which develops and produces CCTV products in China, supported by the Chinese government as the most importantly developed company.Qihan has a R&D headquarter in Shenzhen high-tech research center, possessing the most advanced patent for electronic R&D technique, leading us to be among the best in China.

Each month we produce about 80,000 units of cameras and 20,000 units of DVRs, and our capacity is about 100,000 units of cameras and 50,000 units of DVRs monthly. Which accounts for nearly 38 million US Dollars in value in the year of 2011. All the high-tech electronic components are integrated by machine automatically, and the semi-products are assembled in our 12 professional production lines.

Please contact the original reseller for DOA return.

3 . I had used my QIHAN device for a while and the warranty is almost expired, how can I buy the extended warranty?