Demolink as Shenzhen Donglian Electronic Information Co.,Ltd brand name focus on security video surveillance system R&D, innovation and smart production.We always keep products high reliabilities quality control,technologies innovation and delivery best user practices to customers.The R&D team comes from serveral professional international CCTV brand manufacturer which in software and hardware design with deeply expriences and many years.There has more than 20 departments in the management system to operation the company commercial management,sales team,after-sales team,engineer team,production team,procurement team,warehouse team, logistic team,Finance team,Electric circuit team design team,Hardware PCB design team,Overseas sales team,Marketing team.We are always keep to the best service to customers and delivery the 24/7 of the service.

Whatever in professional security field,or consumer surveillance field,we both can design the best quality of the products share to customers.The professional CCTV product line,we are more focus on to use Sony sensor to provide Ultra HD quality vision,for example the sensor we are use Sony IMX 333,IMX335,IMX337,IMX328,IMX339,IMX314,IMX 577.The CCTV surveillance system included normal Network video surveillance system,also has latest Ai functions like Face recognition,People counting,LPR,ANPR,Human behavior recognition,Fire recognition,human recognition,Fox and gas recognition,human detection etc.

"Professional,Innovation, and High quality"feedback from our core customers,they are professional project,Reseller,brand distributor,installer,system integrator and brand player.Those customers come from Germany,Japan,South korea and USA,Brazil,UK,Russia,we interested in different requirements from those countries of the customers.
Therefore,Demolink from a OEM factory become to be ODM company,the products applicated in financial,transportation,education,government and high-end residential field.With many years developments,Demolink believe the surveillance system will be getting more smart,easy operation and better experience.

We thanks for customers continue to give us more good advise and feedback!