... the every cycle life, LiFePO4 battery is even cheaper than LA battery. And for LA battery you have to consider ... Point:To think over and analyze problems from customers' position.Service Attitude:Positively analyze and handle problems, and propose constructive ... passed HSPM QC080000, ISO14001: 2004, ISO9001: 2000, OHSA28001: 2001 system authentication. Certifications: UL, FCC, ETL, CE, RoHS UN38.3 ...