We have a strong ability to purchase PCB components, whether it is a special transistor or a field effect transistor can be... moreWe have a strong ability to purchase PCB components, whether it is a special transistor or a field effect transistor can be purchased for you. Among our customers, most electronic equipment manufacturers choose field effect transistors, because using field effect transistors as the input stage of the entire electronic equipment can obtain performance that is difficult to achieve with ordinary transistors.