About YIC

Company Profile


Production and sales of frequency control components and GNSS modules, RF antennas, high-frequency microwave components, and provide overall solutions for related industries.

YIC was founded in 1994 in Taiwan. We are a major manufacturer and designer of Frequency Control, GNSS/RF Products, and have served as both a director and supervisor in the PCIAT (Piezoelectric Crystal Industries Association of Taiwan). Our investor, PANRAM, is listed on the Taiwan Stock Exchange, stock #8088. We are devoted to researching, designing, manufacturing, and marketing Frequency Control Products, as well as GPS/GNSS Receiver Modules, GPS/GNSS Receivers (G-Mouse), and GPS/RF Antennas.

Our factory is located in Yantai, China, with a ground area of 8,602m2, floor area of 18,114m2, and ISO 9001/14001 certification. We produce 150 million pieces of frequency components annually.

We are one of the few factories in the world with processes that start from cutting Quartz crystal Y, Z bar. Our company headquarters is in Taiwan, with branches in Shenzhen, China. We also have authorized distributors and representatives around the world.

Our goal is to help our customers become more competitive by providing them with high-quality and innovative Frequency Control Products, GPS/GNSS Receiver Modules, GPS/GNSS Receivers (G-Mouse), and GPS/RF Antennas. We are committed to delivering the best quality and services at a reasonable price and the shortest lead-time. We strive to establish long-term, win-win relationships with our customers and gain 100% confidence in the support and service capability of YIC’s Frequency Control Products & GNSS/RF Products related technology and applications.

Welcome to customize your ODM requests with YIC. We support customers’ unique designs and strive to develop niche products that meet their specific needs.


ISO 9001 : 2008


ISO 14001 : 2004

D&B D-U-N-S Registered

D&B Duns

TUV Rhienland

TUV Rheinland


Frequency Control Products

Quartz Crystal Unit, Crystal Clock Oscillator, VCXO, TCXO, VCTCXO, OCXO, Ceramic Resonator, Ceramic Filter, RTC Real Time Clock, SAW Resonator , SAW Filter , MCF Monolithic Crystal Filter, Discriminator.


GNSS Modules, GNSS Receivers

RF Antennas

GPS / GNSS, MIMO Combo, 4G LTE, 3G / GSM, 2.4G / 5.8GHz, DAB, ISM / RFID / LoRa / SigFox, Accessories

Major Customers

 Cadence, Delta, Foxconn, Johnson Control/Tyco,  Keysight/Aglient , NEC, Panasonic, Toshiba…

Major Markets

Telecom (Bluetooth, WiFi, GPS, XDSL, Gigabit Ethernet, PCIe, 2.4G, ZigBee, M2M, Set Top Box, FTTH, GPON, EPON, RF Wireless/Communication Module,…etc), IoT, PC Peripheral, Industrial, Medical, Vehicle & Consumer…



Piezoelectric Crystal Industries Association of Taiwan


Taipei Electronics Components Suppliers


Taiwan Electrical and Electronic Manufacturer's Association

Distributors Wanted:
Please send your company profile to service@yic.com.tw, thank you!