At GSL, we know the future of lithium battery industry will be driven by quality, trusted products and brands. That’s why we put high value and massive funds into R&D and innovation, and patented products are our best guarantee to customers. GSL always strives to provide innovative solution for customers’ specific needs.

GSL has strict quality control procedures to ensure the product goes to customers functioning safely and competitively. The coming material is carefully inspected and choosen. Our QC team will follow up carefully each one of the product at the assembly line and conduct aging test for more than 24.5 hours before shipping. As a professional lithium battery provider, GSL has many of its products certified with IEC, TUV, UL, CE, UN38.3 and MSDS