Tcherb Inc ( EGL) is a professional geophone supplier which located in China, with the aim to integrate separated resources and supply our clients with all around Geophone / Geophysical Products and related services. All the founding partners of EGL have experiences of over 20 years' in the field of Geophone production / Geophysical services with education background of PHD, Master or Geophysics Undergraduate Degree. We are a professional supplier for Geophysical Equipment, Geological Instrument and related Cables, Spare Parts, such as ( but not limited to) geophone sensor, three component geophone, single seismic geophone, geophone string, hydrophone, geophysical connector & plug, seismic cable, telemetry cable, resistivity cable, cable take-outs. All the products supplied by EGL are strictly produced as per Quantity Control System ISO9001:2008, API Specification Q1 and HSE. EGL also provide global logistics solution for every shipment including transportation by Sea, by Air and by Courier Express. During the past years, EGL has established stable business relationship with our Clients in US, Canada, Colombia, Chile, Peru, Brazil, UK, Germany, Saudi Arabia, UAE, Pakistan, India, Indonesia, Australia.