According to the features of requirement of schools, Huanghe has made use of the rich network resource of schools and designed a network digital video surveillance system with advanced technology for the schools. This system considers the network video servers as front end equipment, makes use the existing information of audio and video of school for transmit high quality by network, builds up the distributed, lower-cost ,digital video surveillance system. It can realize to surveillance the classroom building, students dorms, libraries and laboratory rooms from a long distance which can protect the lives of teachers and students, improve the quality of teaching, control and mange the examination room effetely with the result of reducing the behavior of fraud .

The network cameras or network video servers are considered as the front end equipments ,making use of makes use the existing information of audio and video of school for transmit high quality by network, builds up the distributed, lower-cost ,digital video surveillance system. It can realize to surveillance the classroom building, students dorms, libraries and laboratory rooms from a long distance which can protect the lives of teachers and students, improve the quality of teaching, control and mange the examination room effetely with the result of reducing the behavior of fraud. It also can realize to video surveillance real time from a long distance aiming to the gate of factory, factory, office building, around walls, warehouse , production dept, staffs or others. So it can satisfy the surveillance requirement by guard keeper dept, manage dept and leaders of enterprise and so on for the safe of factory, operation activity of production, cases of work or others .