- Shoulder Electronics Corporation Limited
- SAW Filter, SAW Duplexer, Crystal components
Jiangsu
- Shaanxi Sgj International Co., Ltd.
- Ceramic Metal Seal Assemblies, Metallized Alumina Ceramics, Feedthrough Electrode, Kovar Metal Parts, Electric Isolators, Alumina Isolators, Alumina Ceramics, Zirconia Ceramics, Vacuum Brazing, Ceramic Glazing
Shaanxi
- Nanjing Xibo Communication Technology Co., Ltd.
- RF Cavity Filter, Diplexer Duplexer, RF Combiner, RF Loader, RF Attenuator, Hybrid Coupler, Power Splitter, RF Coaxial Connector and Adapter, RF Isolator & Circulator, RF Jumper Cable
Jiangsu
- Sichuan Qixing Electronics Co., Ltd.
- potentiometer, Resistoe ,Filter
Sichuan
- China One-Tone Industrial Group Co., Ltd
- Parker SSD DC/AC Drive, Eurotherm Drive, 590p/690/AC10/AC15/AC30, Inverter, Parker Control Board, Parker Power Board, Siemens DC Drive, Siemens PLC, SSD 590p, Wago Terminals
Tianjin