Keerda electronics company was established in 1999. It is a professional high- tech enterprise with 450 employees and covers an area of more than 50,000 square meters. We manufacture all kinds of ac dc power adapters , switching power supplies , USB chargers,etc . Our products are widely used in home appliances, beauty products, IT/AV, lamps and lighting etc . We own a group of professional R & D engineers and management personnel , and have advanced production equipments and testing equipments .