Shenzhen Yehai Technology Development Co., Ltd., designing and developing measurement instruments from 1993, is one of the major testing & measurement instrument manufacturers in China.

As a high-tech equipped modern manufactory,we have advanced equipments in manufacuring and calibration process. the high quality assurance system and well experienced R&D team make us one of the best quality manufactories. Our product line covers different industries such as electronic tools, electrical power, food and chemical, atmosphere monitoring, education and consumer electronics, etc.

Our product range includes Process Calibrator ,Digital Multimeter,Infrared Thermometer,Digital Clamp Meter,Power Meter,Earth Resistance Tester,Insulation Resistance Tester,Electrical Testers,and Environment Meters.

With our strong technology support and marketing service,we have established long-term business relationship with many main instrument importers and enterprise in many countries. we will make greater efforts to provide better products and sevices.