Frequently Asked Questions

This FAQ list has some answers to common questions on our products and services. If it does not work for you, please feel free to tell us your problems by filling out this form, we will send you the answer as soon as possible. Thank you in advance!

  • 1.How long is QA(quality assurance)period?
  • one year.
  • 2.How to carry out QA(quality assurance)?
  • generally, customers return products to us for repairing. We resend products to customers when repairing is finished. All the cost during repairing process need offered by customers, which involves transmitting cost. But there are some businesses requesting consultation in each other.
  • 3.How to provide OEM service?
  • we offer OEM service which needs customers providing specific design of related products and other requirements of specifications. We' ll produce strictly to meet the demand of customers. We promise that the third party can not get these products. MOQ (minimum order quantity)is different for different products.
  • 4.How to provide ODM service?
  • we offer ODM service which needs customers providing demand of specifications. We' ll redesign and keep communicating with customers till our redesign being accepted. Finally, we' ll begin producing. We also ask customers whether to own the copyright of the product redesigned. MOQ (minimum order quantity)is different for different products.

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PC based DVR | Stand alone DVR | Video Security System | CCTV video camera | survaliance camera system | security system | CCTV surveillance system
security products | Spy camera | Low light camera | Night vision camera | CCTV dome camera | PTZ camera | IP camera | covert camera | Vehicle rear-view camera
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Tel:+86-10-62975811 E-mail: market@chinasecuritysystem.com