Established in 2013, Duvonn Electronic Technology CO., LTD is the first national high-tech enterprise engaged in the research and development, manufacturing, marketing and related technical services of vehicle data protection storage products (crash protected event recorder memory module & vehicle black box). The disaster protection performance refers to the aircraft black box standard, which can survive even under extremely harsh conditions such as 1100℃ high temperature fire, severe car crash, deep water immersion, and etc. Reference standards are IEC 62625: 2013, IEEE 1482.1-2013, US DOT FRA 49 CFR Part 229 & EUROCAE ED-155: 2009. Invention patents have been granted internationally. ……