One of JB BATTERY clients in UK, they buy used forklifts. Repairing these used forklifts, ensure them work. Modifying some funtion for machines' high efficiency. Upgrading the battery of the used forklifts, generally use lithium-ion battery instead of Lead-Acid battery, so they can more powerful with the high performance lithium battery. After that, Our client can sell these modified forklifts a very good price.