Splitting up from former China National Scientific instrument and materials company in 1999 , Hangzhou Freqcontrol Electronic Technology Ltd. is a leading Chinese manufacturer who involves in piezoelectric crystals , surface acoustic wave filters and the single crystal growth as well as substrates process which for use in the telecommunications and general time and frequency industries. Rely on our manufacturing facilities and our sister partners we register this organization as CQT (China Quartz Technology ) for the strategic cooperation, we are able to supply a very broad range of all high precision single quartz blanks with all different possible orientation for TC control ; lithium Niobate and lithium Tantalate substrates (3”,4” and 6” ) for RF signal picking up in Smart Mobile and all Custom sized special glass substrates for Optical windows as well as all commercial-end frequency controlled component at BULK and SAW industry for 3G,4G,and 5G application , We has been servicing for microelectronic manufacturers, defense related contractors, National laboratories, universities and scientists around the world since 1990 . our expertise is specialty on the single piezo crystal science , all kinds of quartz blank and lithium Niobate Lithium Tantalate wafer manufacture, We are committed to the supply of all types of substrate wafers to the microelectronics industry. We focus on innovation, cost-effectiveness, and superior quality for our customers. Our accomplishments are the result of the combined efforts of all of our employees, who are dedicated to the highest ethical and quality standards. Expansion into existing markets with leading edge products that exploit today's advanced manufacturing technologies has become the mainstay of our successful business growth.