21700 lithium-ion battery cell, 5000 mAh capacity, 3C 15A discharge rate.

Shenzhen Guanyu New Energy Technology Co., Ltd. is a high-tech enterprise specialized in the design, production, sales and service of lithium batteries, lithium battery modules, charging management systems, and energy storage systems.
We have core technologies such as battery pack structure design, BMS research and development, and PACK technology. Also, we own a number of advanced automatic PACK production lines and complete aging test equipment. Our products are widely used in industry, consumer digital products, power tools, vacuum cleaners, sweepers, and instruments. Up to now, we have established and improved the product quality management system, and have passed the ISO9001-2015 quality management system certifications in the fields of instrumentation, LED lighting, medical equipment, digital camera batteries, and energy storage systems. Our company adheres to people-oriented, scientific and technological innovation as the driving force, and quality as life. Based on the market, we adhere to a humanized management model!
Our survival philosophy is to exceed customer expectations. We will continue to devote ourselves to the research and development of lithium batteries.
We will continue to provide customers with safe, efficient, innovative and reliable lithium battery products!