At present, the company's products have been widely used in power and telecommunications, petrochemicals, colleges and universities, meteorological lightning protection and other industries, and are also more commonly used in general industrial and mining enterprises. In order to better help local distributors promote their products in the industry, in order to achieve the purpose of jointly developing the market, we have specially compiled the following "Product Industry Recommendation" based on the summary of product sales experience over the years and the feedback from user use. For reference. 

    　Product industry recommendation:　

Telecommunications System Telecommunications Company--Operation and Maintenance Department:
　　GY-318 double jaw ground surface, GY2571 ground resistance instrument, GY2671 megohmmeter, FC-2G lightning protection component tester Mobile Company--Network Department; 
　　GY-318 double jaw Grounding surface, GY2571 ground resistor, GY2671 megohmmeter, FC-2G lightning protection element tester China Unicom-Mobile department; 
　　GY-318 double jaw ground resistor, GY2571 ground resistor, GY2671 megohmmeter, FC-2G Lightning protection component tester Tietong Company-Network Operation Department; 
　　GY-318 double jaw ground surface, GY2571 ground resistance instrument, GY2671 megohmmeter, FC-2G lightning protection component tester Securities Company-Microcomputer room; 
　　GY-318 Double jaw ground surface, GY2571 ground resistance meter, GY2671 megohmmeter, FC-2G lightning protection component tester power system* power supply.

Line work area: 
　　GY-318 double jaw ground surface, GY2571 ground resistance meter, GY2671 megohmmeter, GYJB-2B relay protection tester.

Transformer industrial area: 
　   GY-318 double jaw grounding surface, GY2571 ground resistance meter, GY2671 megohmmeter, GYKZ-1 DC resistance tester, GYJS-2 intelligent dielectric loss measuring instrument GYWJB-2 microcomputer relay protection tester, GYJB-2B relay protection tester, GY-CDP ultra-low frequency high voltage generator, GY-JY insulating oil dielectric strength tester, GY-BL lightning arrester characteristic tester, GYKC-4 high voltage switch characteristic tester, GY-BC transformer Ratio-type tester, GY3A contact resistance tester, DC high voltage generator, GYBTC transformer no-load and load characteristics tester, GCHT-6 fully automatic transformer effect tester, GY-HG intelligent transformer effect tester, GY- FH transformer secondary load online tester, GYEY PT secondary voltage drop tester, HL standard current transformer, SLQ high current generator, GYD light AC and DC test transformer.

Electrical Engineering; 
　   GY-318 double jaw ground surface, GY2571 ground resistance meter, GY2671 megohmmeter.

Maintenance company: 
　　GY-318 double jaw grounding surface, GY2571 ground resistance meter, GY2671 megohmmeter, GYKZ-1 DC resistance tester, GYJS-2 intelligent dielectric loss measuring instrument, GYWJB-2 microcomputer relay protection tester, GYJB-2B relay protection tester, GY-CDP ultra-low frequency high voltage generator, GY-JY insulating oil dielectric strength tester, GY-BL lightning arrester characteristic tester, GYKC-4 high voltage switch characteristic tester, GY-BC transformer Ratio-type tester, GY3A contact resistance tester, DC high voltage generator, GYBTC transformer no-load and load characteristics tester, GCHT-6 fully automatic transformer effect tester, GY-HG intelligent transformer effect tester, GY- FH transformer secondary load online tester, GYEY PT secondary voltage drop tester, HL standard current transformer, SLQ high current generator, GYD light AC and DC test transformer.

Agricultural Electric Power Management Institute: 
　　GY-318 double jaw grounding surface, GY2571 ground resistance meter, GY2671 megohmmeter.

Relay protection center: 
　　GY2671 megohmmeter, GYWJB-2 microcomputer relay protection tester, GYJB-2B relay protection tester

Power system* generate electricity. 
Thermal workshop (instrument workshop): 
　　GY2671 megohmmeter

Electrical workshop (inspection company); 
　　GY-318 double jaw grounding surface, GY2571 ground resistance meter, GY2671 megohmmeter, GYKZ-1 DC resistance tester, GYJS-2 intelligent dielectric loss measuring instrument, GYWJB-2 microcomputer relay Protection tester, GYJB-2B relay protection tester, GY-CDP ultra-low frequency high voltage generator, GY-JY insulating oil dielectric strength tester GY-BL lightning arrester characteristic tester, GYKC-4 high voltage switch characteristic tester, GY -BC transformer ratio tester, GY3A contact resistance tester, DC high voltage generator, GYBTC transformer no-load and load characteristic tester, GCHT-6 fully automatic transformer effect tester, GY-HG intelligent transformer effect tester , GY-FH transformer secondary load online tester, GYEY PT secondary voltage drop tester, HL standard current transformer, SLQ high current generator, GYD light AC and DC test transformer.

Electricity Department of the Water Conservancy Bureau (responsible for hydropower generation):
　　GY-318 double jaw grounding surface, GY2571 ground resistance meter, GY2671 megohmmeter.

Chemical industry, metallurgy, oil fields: 
　　GY-318 double jaw grounding surface, GY2571 ground resistance meter, GY2671 megohmmeter, GYKZ-1 DC resistance tester, GYJS-2 intelligent dielectric loss measuring instrument, GYWJB-2 microcomputer relay protection Tester, GYJB-2B relay protection tester, GY-CDP ultra-low frequency high voltage generator, GY-JY insulating oil dielectric strength tester, GY-BL lightning arrester characteristic tester, GYKC-4 high voltage switch characteristic tester, GY -BC transformer ratio tester, GY3A contact resistance tester, DC high voltage generator, GYBTC transformer no-load and load characteristic tester, GCHT-6 fully automatic transformer effect tester, GY-HG intelligent transformer effect tester , GY-FH transformer secondary load online tester, GYEY PT secondary voltage drop tester, HL standard current transformer, SLQ high current generator, GYD light AC and DC test transformer.

General industrial and mining enterprises:
　    GY-318 double jaw grounding surface, GY2571 ground resistance meter, GY2671 megohmmeter, GYKZ-1 DC resistance tester, GYJS-2 intelligent dielectric loss measuring instrument, GYWJB-2 microcomputer relay protection tester , GYJB-2B relay protection tester, GY-CDP ultra-low frequency high voltage generator, GY-JY insulating oil dielectric strength tester, GY-BL lightning arrester characteristic tester, GYKC-4 high voltage switch characteristic tester, GY-BC Transformer ratio tester, GY3A contact resistance tester, DC high voltage generator, GYBTC transformer no-load and load characteristics tester, GCHT-6 fully automatic transformer effect tester, GY-HG intelligent transformer effect tester, GY -FH transformer secondary load online tester, GYEY PT secondary voltage drop tester, HL standard current transformer, SLQ high current generator, GYD light AC and DC test transformer. 

Experimental center of colleges and universities (research institutions): 
　   GY2671 megohmmeter, FC-2G lightning protection component tester

Lightning Protection Testing Center of the Meteorological Bureau: 
      GY-318 double jaw grounding surface, GY2571 ground resistance meter, GY2671 megohmmeter, FC-2G lightning protection component tester.