XingJiSheng is a hi-tech company specializing in researching and developing , manufacturing , distributing and serving power bank , External Battery Charger .It owns advanced technological equipments , professional production experience and scientific management approaches, Which has been devoting itself to innovating in mobile power field , and has gained considerable development in mobile power field after many years of accumulation and precipitation by taking human centered design and design concept with advanced originality ad the the research and development orientation and the powerful industrial chain platform as the foundation, thus presenting people it's powerful industrial technical strength both in function useability and appearance aesthetics.