Shandong Measurement Company of CTC provides electromagnetic calibration services. Its laboratory holds CNAS accreditation for 28 calibration items. The laboratory strictly implements procedures and specifications such as JJG and JJF to ensure traceability to national measurement standards or public reference standards. Services cover the calibration of digital multimeters, medical leakage current testers, AC/DC welding power sources, off-board chargers for electric vehicles, and other equipment. With a professional team and years of on-site calibration experience, the company can quickly respond to various complex needs, helping enterprises enhance data reliability and compliance.
Currently, the company has established a grid-like layout across Shandong Province, with professional teams in Jinan, Qingdao, Yantai, Linyi, and other cities, enabling rapid on-site services to meet customer needs. Additionally, leveraging group resources, the company provides professional metrology services to large and medium-sized enterprises across China, now serving provinces and cities including Beijing, Liaoning, Inner Mongolia, Hebei, Shaanxi, Anhui, Jiangsu, and Hunan.
Service Products
Calibration and testing services for power supplies and power equipment
Calibration and testing services for electrical safety instruments
Calibration and testing services for electrical measuring instruments
Calibration and testing services for charging equipment
Calibration and testing services for process control instruments
Calibration and testing services for specialized test systems
Calibration and testing services for electrostatic and resistance equipment
Service Items
DC Stabilized Power Supply
Dielectric Strength / Withstand Voltage Tester
Surge Protective Device (SPD) / Lightning Protection Component Tester
Digital AC Power Parameter Meter
Ammeter, Voltmeter, Power Meter and Resistance Meter (Analog/Digital)
Earth Resistance Tester (Ground Resistance Meter)
Low Voltage Circuit Breaker Operating Characteristic Test Bench
Leakage Current Tester
Medical Leakage Current Tester
Clamp Meter (Clamp-on Ammeter)
Insulation Resistance Tester (Megohmmeter)
Digital Multimeter (DMM)
DC Low Resistance Tester / Ohmmeter
DC Resistance Box (Decade Resistor)
Electronic Insulation Resistance Tester
High Insulation Resistance Meter (Megohmmeter / High Resistance Meter)
Ground Bond / Ground Continuity Tester
Clamp-on Earth Resistance Tester (Earth Clamp Tester)
Surface Resistance Test Kit / Tester
ESD Wrist Strap / Footwear Tester
Electrical Load Cabinet and Switch/Socket Tester
AC Digital Power Meter (Wattmeter)
AC Welding Power Source (Welding Machine)
DC Welding Power Source (Welding Machine)
DC Standard Resistor
Off-board Charger for Electric Vehicles (EVSE)
AC Charging Spot (EVSE) for Electric Vehicles
Loop Resistance Tester, DC Resistance Tester (Winding Resistance Tester)
Service Standards
DC Stabilized Power Supply (DC Voltage, DC Current): Calibration Specification for DC Stabilized Power Supplies (JJF 1597)
Dielectric Strength Tester (AC Voltage, DC Voltage, AC Current, DC Current, Time): Verification Regulation for Withstand Voltage Testers (JJG 795)
SPD/Lightning Protection Component Tester (DC Voltage, DC Current): Calibration Specification for Lightning Protection Component Testers (JJF (GX) 18 Guangxi)
Digital AC Power Parameter Meter (AC Voltage, AC Current, AC Power, Frequency, Power Factor, Phase): Calibration Specification for Digital AC Power Parameter Meters (JJF 1491)
Ammeter, Voltmeter, Power Meter, Resistance Meter (DC Current, AC Current, DC Voltage, AC Voltage, DC Power, AC Power, DC Resistance): Verification Regulation for Ammeters, Voltmeters, Power Meters and Resistance Meters (JJG 124)
Earth Resistance Tester (Resistance): Verification Regulation for Earth Resistance Testers (JJG 366)
Low Voltage Circuit Breaker Characteristic Test Bench (AC Current, Time): Calibration Specification for Low Voltage Circuit Breaker Operating Characteristic Test Benches (JJF 1799)
Leakage Current Tester (DC Current, AC Current, DC Voltage, AC Voltage, DC Resistance, Impedance): Verification Regulation for Leakage Current Testers (JJG 843)
Medical Leakage Current Tester (DC Current, AC Current, DC Voltage, AC Voltage, DC Resistance, Impedance, Frequency Response): Verification Regulation for Medical Leakage Current Testers (JJG 1188)
Clamp Meter (DC Current, AC Current): Calibration Specification for Clamp Meters (JJF 1075)
Insulation Resistance Tester (DC Resistance, DC Voltage): Verification Regulation for Insulation Resistance Testers (Megohmmeters) (JJG 622)
Digital Multimeter (DC Voltage, AC Voltage, DC Current, AC Current, DC Resistance): Calibration Specification for Digital Multimeters (JJF 1587)
DC Low Resistance Tester (DC Resistance): Verification Regulation for DC Low Resistance Testers (JJG 837)
DC Resistance Box (DC Resistance): Verification Regulation for DC Resistance Boxes (JJG 982)
Electronic Insulation Resistance Tester (DC Resistance, DC Voltage): Verification Regulation for Electronic Insulation Resistance Testers (JJG 1005)
High Insulation Resistance Meter (DC Resistance, DC Voltage): Verification Regulation for High Insulation Resistance Meters (JJG 690)
Ground Bond Tester (AC Resistance, DC Resistance, AC Current, DC Current): Verification Regulation for Ground Bond Testers (JJG 984)
Clamp-on Earth Resistance Tester (Resistance): Verification Regulation for Clamp-on Earth Resistance Testers (JJG 1054)
Surface Resistance Tester (DC Resistance, DC Voltage, Length, Mass): Calibration Specification for Surface Resistance Testers (JJF 1285)
ESD Wrist Strap/Footwear Tester (DC Resistance): Calibration Specification for Electrostatic Wrist Strap/Footwear Testers (JJF (Electronics) 31502)
Electrical Load Cabinet and Switch/Socket Tester (AC Voltage, AC Current, Power Factor, Time): Calibration Specification for Electrical Load Cabinets and Switch/Socket Testers (JJF (LN) 371 Liaoning)
AC Digital Power Meter (AC Power): Verification Regulation for AC Digital Power Meters (JJG 780)
AC Welding Power Source (AC Current, AC Voltage): Calibration Specification for AC & DC Welding Power Sources (JJF (TJ) 02 Tianjin)
DC Welding Power Source (DC Current, DC Voltage): Calibration Specification for DC Welding Power Sources (JJF 1985)
DC Standard Resistor (DC Resistance): Verification Regulation for DC Standard Resistors (JJG 166)
Off-board Charger for Electric Vehicles (Energy, Time): Verification Regulation for Off-board Chargers for Electric Vehicles (Trial) (JJG 1149)
AC Charging Spot for Electric Vehicles (Energy, Time): Verification Regulation for AC Charging Spots for Electric Vehicles (Trial) (JJG 1148)
Loop Resistance Tester, DC Resistance Tester (DC Current, DC Resistance): Verification Regulation for Loop Resistance Testers and DC Resistance Testers (JJG 1052)
Service Advantages
State-Owned Background, Credibility Assured: As a state-owned enterprise, Shandong Measurement regards credibility as its lifeblood. Its services are standardized and transparent, with authentic and trustworthy data, making it a reliable long-term partner.
Dedicated Support, Rapid Response: Dedicated account manager one-on-one support from inquiry to after-sales ensures seamless communication. Offers a 7×24 hour emergency response mechanism for urgent needs.
Efficient Process, Time-Saving: Quotation within 1 hour for quick decision-making; On-site calibration scheduled within 3 working days to minimize equipment downtime and maintain production continuity; Authoritative certificate issuance within 7 working days for efficient turnaround.
Hassle-Free After-Sales Service: Free certificate information modification service ensures accuracy; Simplified invoice application process supports fast online processing.
