1、Zero emission ;Low noise;Free of heavy metals;No corrosion ;No acid mist volatilization . 2、Unnecessary of fluid adding and dust proofing;Daily maintenance free ;Manual maintenance free . 3、Over 75% capacity reserved after 4000 shifts operation ;Longer service life than lean-acid battery in equal working condition ;5 years or ten thousand hours quality guarantee for high performance. 4、2 hours charging meet 6-8 hours working demand ;High-energy density, self discharging rate lower than 1% per month, ;95% energy conversion rate,superior charging and discharging performance ;Flexible to charge，easy to operate，no impact on battery life;Unnecessary to change battery，cost saving. 5、Lithium battery is better than lead-acid battery when working between -25℃and 55℃. 6、According to the characteristics of industrial vehicles,it achieces safety protection design which includes lithium battery materials,battery core type,pack technique and system power management;“Multiple node safety closed circuit protection” realizing truck real time closed circuit protection in variable conditions ;“ lock affirming” function during charging avoiding “hot connecting and disconnecting” operation effectively ;“whole system emergency button” to disconnect the truck control system and BMS power quickly ensuring truck safety.