Hailei have a doctorate or master's degrees mainly of professional R & D, design team, with more than one hundred patents to undertake a number of research projects.
the battery has a high energy density, long cycle life, safety, environmental protection and other advantages of small and self-discharge.
strictly follow the CE, TUV, IEC and other international product certification standards, treat each and every project, attention to every detail, adhere to the scientific and efficient construction and rigorous quality management.
lithium-ion battery electrical and electronic products provide a strong impetus and more reliable security.
