Found in 1991, We are the manufacturer of VRLA battery in China.  Very good quality, with UL (MH28617) and CE approvals and ISO9002 accredited production line, our OUTDO brand is very famous in this industry. Our company is located in Quanzhou city,that is the biggest battery lead plates production base in China. Compared with other supplier, we have very competitive price for lead plate. We would like giving this profit space to our customers.