From the date of manufacture completion, the canopy safety helmet can not be more than two years, the plastic paper safety helmet can not exceed two and a half years, and the FRP safety helmet can not exceed three and a half years.

A03 Smart helmets that are researched and manufactured for the safe production of the construction industry and industrial 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, flash and infrared light compen...