1.manufacter for 16 years 2.service:OEM Agent 3.certificate :CE/ ISO9001,ISO14001,ISO/TS16949/ SASO.SONCAP 4.long service High performance, long life, electronic devices ,The unique design, use calcium gate plate, make the battery silver alloy technology has good low-temperature start performance .No liquid or gaseous acid do not pollute the environment .MAINTENANCE FREE BATTERY Advantage1.Strong ...