(YY Power) is one of the most everlasting companies of the power supply industry in Taiwan. Based on our well-reputed capabilities of developing, manufacturing and marketing, YY Power has accumulated more than 35 years experiences.With the commitment of quality, efficiency, and innovation, YY Power continuously fulfills every customer€™s requirements and expectations, and looks forward to growing with our customers.efforts in the Hui Zhou factory, investing manufacturing and test equipments, establishing a complete quality assurance system, and all the efforts had been rewarded with the production approval by UL, TUV and so on.From year 1998 we have started to develop and design battery chargers for lead-acid batteries and since 2000 , CSB the one of the largest battery companies in the world , has become one of our major accounts and business partners.Now, our next effort is to not only keep providing better products and services to our customers, but also try to make efforts in pollution prevention, providing our offspring with a better, cleaner environment.