4G LTE Smart helmets that are researched and manufactured for the safe production of the construction industry and mining enterprises. In addition to the protection functions of the helmets in the general industry, this product has added functions such as intercom, GPS positioning, location sharing, video surveillance, video transmission, photo shooting and flash, and has developed supporting cluster backgrounds. Through the background, it is possible to communicate with each of the hard hat personnel through networking (intercom, location, video sharing, etc.) to achieve intelligent and safe production. 4G smart helmet adopts high-speed processor, integrated HD video, audio, 3G/4G and WiFi module, GPS, storage and SOS function, It can be widely used in electric power, railway, mining, petroleum, construction and other industries.