Shenzhen santak castle power supply CO., LTD. is a professional uninterruptible power supply (UPS),mini dc ups , inverter ,solar inverter, maintenance-free valve-regulated lead-acid batteries and other products design, production, sales, service of the company , with 14 years of battery, UPS power supply applications technical reserves and a high-quality, high efficiency. Research and development to meet market demand , the management team.