Both are good.
1. Guoxuan Hi-Tech is one of the important manufacturers of new energy vehicle power batteries in China. Its battery products have a good reputation and are widely used in the market. Guoxuan Hi-Tech has strong technical strength and R&D capabilities, and its battery products have good performance in terms of energy density, cycle life, and safety performance.
2. Duofludo is a company specializing in the research, development and production of high-performance lithium battery materials. Its products include lithium batteries, electrolytes, cathode materials, etc. Polyfluoropolymer's lithium battery products also perform well in terms of energy density, cycle life, safety performance, etc., and the production process and cost control are also relatively good.