Zhaofeng Sensor Equipment Co., Ltd. established in 2001, we has contributed to design and manufacturing field proven Geophones & hydrophones, custom seismic cables, connectors and spare parts for the seismic exploration industry. We have devoted in manufacturing geophone for 15 years.Compare with other China manufacture. Now we have the most full range products which compatible to Sercel, ION and Geospace, which designed and manufactured by ourself: 1. Geophone Strings as per clients request: 6*2, 6*1, 9*2, etc; 2. All major Geophone elements/coils: SG-10, GS-32CT, SM-24, etc; 3. Dual sensors & Hydrophones; 4. All seismic connectors like KCK(Push fit), 408UL(Screw fit) and other power connetors for GSR, Unite system, etc. 5. Seismic 408/428/ Leader/Power/ULS/Unite Power Cables and other spare parts; Try our best to provide high-quality and specialized comprehensive service for you is our only target. Thanks.