Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for 12v Rechargeable Battery Pack, Heavy Duty Battery, gel battery, 12v250ah Solar Battery,Lead Acid Batteries. Welcome to go to us anytime for company partnership proven. The product will supply to all over the world, such as Europe, America, Australia,Greenland, Palestine,Mauritania, Burundi.The quality of our products is equal to OEM's quality, because our core parts are the same with OEM supplier. The above products have passed professional certification, and we not only can produce OEM-standard products but we also accept Customized Products order.