Recently, several domestic and international battery manufacturers have made significant progress in the fast-charging and flexible applications of polymer lithium-ion batteries. The new generation of fast-charging polymer batteries can reach 80% capacity in just 15 minutes, greatly reducing charging time. At the same time, flexible polymer batteries, known for their ultra-thin and bendable features, are rapidly entering markets such as smart wearables, foldable smartphones, and medical electronics. Industry experts point out that these advancements not only enhance user experience but also provide more possibilities for innovative product design.