We manufacture RF transistors include equivalent part of BFS17,BFS17A,BFQ67,BFQ67W,BFS520,BFG67..... Our parts can exactly replace relative models from Philips, Hitachi, NEC, Infineon etc. All our products are conformed to ISO9001 and SGS certificate.With many years of efforts,our company has been widely praised for it\'\'s low price,quick delivery and on time after-sales service. Please feel free to reply us back with your queries and we would be pleased to provide you the required support.