New CHANCCTV Official Website Lauched

Buy smart cameras need to pay attention to a few questions: 1. Lens perspective determines the size of the camera... read more

ADAS (Advanced Driver Assistance Systems), advanced driving assistance system. The main function of ADAS is not to control the... read more

UAVs provide a new perspective for photographers and cameramen. For professional people who shoot landscapes, buildings, weddings and event... read more

Thank you for all our partners' long-term support!Wish all of you a happy Thanksgiving Day!Looking forward to having further... read more

With the development of security video surveillance technology, ultra-high definition is not just a concept, 720P and 1080P, is... read more

Thank you for all of our customers' business and support over the past year. Merry Christmas and many good... read more

First of all, the first analysis of aspherical lens and spherical lens professional English how to express: aspherical lens... read more