Shenzhen Tianzhihe Technology Ltd (TinCom International Limited ) is a professional manufacturer which focused on portable power products' design, R&D and manufacture. Maxpower has an experienced design and R&D team, and we also absorb the most popular design idea and advanced technology in the world. We have already developed a series of portable power products, which fits for kinds of portable digital devices such as mobile phone, PDA, laptop,video games etc.