Which brand of HD surveillance camera is good?

Tyco, Tiandi Ye Wei, Shenzhen Stock Exchange, Hikvision, Ya 'an Ya 'an.

1, Tyco Securities Tyco

Tyco International is a leading global supplier of safety products and services, fire protection and monitoring products and services, fluid control products, electrical and metal products. In every field, Tyco has a world-class business scale, a leading position in the global market and many internationally renowned brands.

2. Great achievements in heaven and earth

Tianjin Tiandi Ye Wei Technology Co., Ltd. is a high-tech enterprise located in Tianjin Huayuan New Technology Industrial Park. It is a high-tech enterprise and software enterprise recognized by Tianjin Municipal Government. The main business involves the design, construction, consultation and service of weak current system of intelligent building, computer software and hardware system integration, information service, etc.

3. Shenzhen Dizhite

Shenzhen Dizhite Electronics Co., Ltd. is a private high-tech enterprise specializing in the R&D, production, sales and wholesale of network products, such as network surveillance cameras, network camera products, computer digital cameras, OEM brand cameras and other finished products, as well as the application development and market development of PCB circuit boards, semi-finished products and network multimedia monitoring (IPCAM).

4.hikvision

Hikvision has the leading independent core technology and sustainable R&D capability in the industry, and provides full-line monitoring products and solutions such as camera/smart camera, optical terminal, DVR/DVS/ board, network storage, video integration platform and central management software, and provides suitable sub-products for many industries such as finance, public security, telecommunications, transportation, justice, education, electric power, water conservancy and military industry.

These products are sold to more than 0/00 countries and regions around the world, and are widely used in major security projects such as the Beijing Olympic Games, the Shanghai World Expo, the 60th National Day military parade and the Qinghai-Tibet Railway.

5. Ya 'an Ya 'an

Ya 'an's products include 3600 automatic tracking panoramic camera, infrared night vision panoramic camera, intelligent analysis and memory camera, automatic cruise positioning pan-tilt camera, network video monitoring equipment, network video transmission and storage equipment, high-speed intelligent spherical camera and pan-tilt camera.

Ya 'an series products have passed EU CE certification, IP66 testing and testing by the testing center of China Ministry of Public Security. At present, Ya 'an ranks first in the industry in terms of patent ownership. In 2007, it was recognized as Tianjin Enterprise Technology Center, and in 2009, high-speed ball and Yuntai were selected into the list of independent innovation products in Tianjin.

Shopping guide:

1, practicality. The system should consider local environmental conditions, monitoring objects, monitoring methods, maintenance and investment scale. In order to meet the normal operation of the monitoring system and the needs of social security management.

2. Scalability. Distributed system and modular structure design should be adopted to meet the needs of system scale expansion, function expansion and supporting software upgrade. Users can expand or delete the system at any time as needed, which shows enough flexibility.

3. Reliability and stability. The system should adopt mature technology and reliable equipment, and have backup or redundancy measures for key equipment. The system software has the ability of maintenance and support, strong fault tolerance and system recovery, which ensures the system to run stably for as long as possible and can be repaired or recovered as soon as possible when the system fails.