Shenzhen SF Technology Co.,Ltd. is a high-tech company. To meet market demand,we research and develop wireless video transmission devices and provide integration solution for wireless video security projects. Now we mainly have 4 series products: COFDM wireless transmission system、3G/4G wireless transmission equipment、digital bridge.OEM and ODM are accepted. Transmission range from 5km to 50km, our devices are widely applied to a lot of industries: Public Policing , Forest Fire & Security ,Air Defense , Maritime Affairs , Large Mine , Large River , Construction Sites ,Port , Oil Field etc. Powerful capability of anti-interference , clear steady video quality , long range transmission makes us get better reputation from market. SF&＃39;s quality products and services make its wireless video transmission equipment and system solutions applied to a lot of emergency wireless communication projects whatever in mainland china or overseas.