Huizhou Huiderui Lithium Battery Technology Co., Ltd is a high-tech innovation company which focus on primary Lithium battery R&D, manufacture and sales. Our major product including 3.0V Lithium Manganese Dioxide (Li/MnO2) batteries, 3.0V Thin Film Batteries and 1.5V Lithium Iron Disulfide (Li/FeS2) batteries. Our batteries compete with World Class Enterprises, like Panasonic in overseas market. Our R&D capabilities are extraordinary due to many high educated battery & equipment experts with rich experience in batteries field. Our batteries have many patents. Our company has been approved by ISO9001:2008 and ISO14001 and got the certificates for CE, UL, UN and SGS(RoHS). Our batteries are utilized for electricity meter, water meter, gas meter, heat meter; security, medical treatment, GPS, RFID and military fields.