The United States Protek Technology Corporation (PROTEK Technology L.L.C.) is headquartered in the United States on the eastern Atlantic coast of Delaware (DELAWARE), with more than 20 years of professional power supply research and development experience, has long been focusing on the industrial power supply products, technological innovation and industrial power supply system solutions to continue to improve the power supply products designed to always be in the international leading ranks, more than 20 years of efforts is PROTEK R & D to ensure success, good feedback from customers around the world and different needs has led PROTEK for R & D more focused, more confident. The power supply products designed by PROTEK have always been in the international leading ranks, more than 20 years of efforts is PROTEK R & D to ensure the success of the good feedback and different needs of customers around the world prompted PROTEK for R & D more focused, more confident. PROTEK's goal is to advocate the sustainable development of global resources and to meet the "safe, smart, saving" (safe, smart, saving).