Founded in 2001, Tianjin Saiyingsi Battery Co. Ltd. Is one of the biggest manufacturers of high temperature lithium batteries in China. We are mainly engaged in the production, research and development of technical lithium batteries that is widely used in downhole oil and gas. We apply the progressive technological programmes, specialize in manufacturing high quality MWD/LWD high temperature Lisocl2 batteries. Our batteries advantages lie in the stable performance and safety and they could bear different harsh environments. What's more, to satisfy the customer's requirements, we could manufacture the special lithium batteries.

Tianjin Saiyingsi Battery Co., Ltd. Always recruit experienced technicians and employee responsible for quality management, who are in charge of production, research and development and product inspection. Strictly observing the ISO9001 quality management system, our company implement production and management and also build a severe inspection system for all the procedure from raw materials purchased into our factory to product delivery. This ensure that nonconforming materials will not be allowed in our factory and nonconforming products will not be delivered from warehouse. Under such high efficient system, each index for high temperature LiSOCl2 battery of our company has met international standards and our company also obtained various certificates for product quality, such as CE, ISO9001-2008, RoHS and FCC. According to the enterprise spirit of being practical, innovative, speedy and excellent and service principle of high quality and high standard, our company provide high grade products and perfect service for clients. Our products are not only widely used in many large oilfield at home but also exported to more than 40 foreign countries including UK, USA, Russia, Canada and UAE and finally are praised by all the customers.