Shenzhen SCTF Electronics Co., Ltd. (SCTF) is one of leading hi-tech enterprises specialized in manufacturing and selling quartz resonator, crystal oscillator and crystal filter. Boasting the advanced production facilities, testing equipment and the 10000 grade clean rooms, SCTF also maintained a team of well-experienced experts and the efficient, positive workers. SCTF execute the international standard management system, and successively attained the ISO9001:2008 standard and then the ISO14001:2004 Environment Management System standard. Presently our monthly output of various crystal resonators, crystal oscillators and filters has arrived at more than 8 million pieces.With the many experiences in crystal units and well-tailored technical solutions to customers, our crystal units have been enjoying a good reputation in both domestic and overseas markets, including southeastern area, Europe, America, Japan and Hong Kong & Taiwan Area., while we also have become a supply chain partner for some of the world famous enterprises.