My company name is Tianjin R-swich Imp&Exp Co., Ltd. Main products are Relays, Rectifier, Thyristor, power modules,Chips and IGBT etc.. We have several engineers whom could solve any the technical problems for you and this could make sure our service before or after sale. Also we are very confidence that our products quality and price will coincide with both your demand and your market. For we have export many products all over the world now and cooperate with the customers for several years. any demand just contact me via spoonerfeng (a)