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 down hole 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.

Our mission is to provide premium products and services for customers from all over the world.