Introduction

Challenger Geoinstruments  Ltd. (CGL) is located in the Hi-tech Development Zone in ZhuoZhou, China. Since our establishment in 1984. Challenger Geoinstruments  Ltd. has focused on new technologies and independent innovative developments. Our combination of manufacture, development and continuous research has lead to innovation within the geophysical field.  

International sales and services are supplied from Calgary, AB, Houston, TX. Our geophysical products are widely used by major Geophysical contractors around the world.

Main Products Geophone Elements & Geophone Strings Cable & Leader Wires Connectors Portable Seismic Drilling Rigs	Equipments for Rent Sercel 408UL or 428 System March Geophone Strings & Land Geophone Strings Cables EM31, Seismograph, Electrical Resistivity Tomography System.

Quality

CGL is an ISO9001:2000 corporation. with many years of experience in the geophysical industry our management team fully understands that quality is the most importance. We believe there are no shortcuts to quality. It must be built into a product from ground up. And it starts with the fundamentals: the best people, extensive research, thorough design, good materials, proven techniques, efficient manufacturing, and responsive customer service. Quality is the sum of all these. Our commitment to quality is a long-held tradition, one that touches everything we do.