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Engineers Online 8:00-20:00AI Support 24/7
Reports in 7-15 Working DaysConfirmed per project by engineers
Held by our laboratories
Multiple LaboratoriesCovering all testing fields
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Experience · All Fields Covered
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OUR SERVICES

Testing Services

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S.01

Aging Tests

Evaluating weather resistance and service life under simulated environmental and working conditions.

UV agingXenon agingHeat agingOzone agingSalt sprayLow-temp brittlenessCondensationOverall evaluation
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S.02

Mechanical Tests

Mechanical properties per GB/T, ASTM, ISO standards.

TensileCompressionBendingHardnessImpactFatigueShearTorsion
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S.03

Thermal Tests

Thermal physical and chemical characterization for R&D and process improvement.

HDTVicat softeningThermal conductivitySpecific heatCTETGADSCMelt index
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S.04

Electrical Tests

Electrical safety and performance for electronic materials and components.

Dielectric strengthVolume resistivitySurface resistivityArc resistanceCTIDielectric constantBreakdown voltage
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S.05

Optical Tests

Quantitative characterization of appearance and optical properties.

ChromaticityGlossTransmittanceHazeRefractive indexSpectrophotometryFluorescence
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S.06

Acoustic Tests

Acoustic performance evaluation for buildings and products.

Sound insulationAbsorption coefficientReverberation timeNoise localizationSound powerInsulation rating
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S.07

Microbiological Tests

Hygiene indicators and antibacterial performance evaluation.

Total plate countAntibacterial performanceSterility testMold cultureColiformPathogen detection
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S.08

Environmental Reliability

Reliability verification under temperature, humidity and vibration stress.

High-low temp cyclesDamp heatVibrationThermal shockLow pressureIP rating
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S.09

Chemical Analysis

Composition profiling, trace substances and chemical properties.

Composition profilingElemental quantificationTrace substancesIon chromatographyFTIRpH/Ash
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S.10

NDT

Internal defect and structural integrity evaluation without destruction.

UltrasonicX-ray inspectionMagnetic particlePenetrantEddy currentDigital imaging
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S.11

Flammability Tests

Combustion performance, smoke density and flame-retardant rating.

Vertical burningHorizontal burningOxygen indexSmoke densityGlow-wireNeedle flame
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S.12

Custom Tests

Tailored test plans and evaluation processes per customer needs.

Custom plansJoint R&DStandard complianceVerificationComparison testsCondition simulation
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SERVICE CATEGORIES

Knowledge & Articles

ZKGX Institute laboratory Third-Party Testing
ZKGX Institute laboratory
ABOUT US

ZKGX Institute of Science and Technology

Beijing Zhongke Guangxi Institute of Science and Technology

Beijing Zhongke Guangxi Institute of Science and Technology (ZKGX Institute) is a scientific research institution focused on testing and analysis, combining basic research with applied research and technology transfer.

The institute has established chemical, microbiological, mechanical, materials, medical, polymer and acoustic laboratories, serving aerospace, defense research and high-end manufacturing with customized solutions.

ISO/IEC 17025 LabsGlobal ReachFast ReportsOne-on-one EngineerssCustom Plans
Third-party Testing Service UnitMultiple Laboratories

Advanced Testing Equipment

State-of-the-art testing instruments and calibrated equipment ensuring measurement precision and accuracy across all testing disciplines.

Scanning Electron Microscope

Scanning Electron Microscope

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Scanning Electron Microscope

  • High-resolution imaging up to 1nm
  • EDS elemental analysis capability
  • Surface morphology characterization

Advanced SEM for microstructural analysis of metals, ceramics, polymers and composite materials.

X-Ray Diffractometer

X-Ray Diffractometer

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X-Ray Diffractometer

  • Phase identification and quantification
  • Crystal structure analysis
  • Residual stress measurement

XRD for crystallographic analysis and material phase identification in metals, ceramics and minerals.

ICP-MS Spectrometer

ICP-MS Spectrometer

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ICP-MS Spectrometer

  • Trace element detection (ppb level)
  • Multi-element simultaneous analysis
  • Isotope ratio determination

Inductively Coupled Plasma Mass Spectrometry for ultra-trace elemental analysis in environmental and chemical testing.

Universal Testing Machine

Universal Testing Machine

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Universal Testing Machine

  • Tensile, compression and bending tests
  • Load capacity up to 2000kN
  • High-precision extensometer

Universal Testing Machine for mechanical property evaluation including tensile strength, yield strength and elongation.

GC-MS Analyzer

GC-MS Analyzer

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GC-MS Analyzer

  • Volatile organic compound detection
  • Qualitative and quantitative analysis
  • Environmental and food safety testing

Gas Chromatography-Mass Spectrometry for chemical composition analysis and hazardous substance identification.

Hardness Tester

Hardness Tester

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Hardness Tester

  • Vickers, Rockwell and Brinell scales
  • Microhardness testing capability
  • Automated measurement system

Comprehensive hardness testing across multiple scales for metals, coatings and heat-treated components.

Laser Particle Size Analyzer

Laser Particle Size Analyzer

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Laser Particle Size Analyzer

  • 0.01–3500 μm measuring range
  • Dry and wet dispersion modes
  • D50 repeatability ≤1%

Measures particle size distribution of powders, suspensions and emulsions for quality control and R&D.

Thermogravimetric Analyzer

Thermogravimetric Analyzer

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Thermogravimetric Analyzer

  • Room temperature to 1000 °C
  • 0.1 μg weight resolution
  • N2 / air atmospheres

Tracks mass change versus temperature to characterize composition, thermal stability and filler content.

FAQ

Frequently Asked Questions

Covering accreditation of the laboratories under our group, turnaround time, quotations, sample submission, report usage, consultation services and industry applications. For questions not covered, please consult our online engineers directly.

No answer found?

Engineers are online 8:00-20:00 (GMT+8). Requests can be submitted around the clock.

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Accreditation of Our Laboratories

Composition analysis?
Elemental quantification?

Elemental quantification, hazardous substance screening and chemical safety assessment, covering RoHS and REACH.

Tensile?

Tensile, impact, hardness and fatigue tests plus environmental and reliability testing.

Laboratory Qualifications?
Fast Reports?

Report issuance process, usage and legal validity, with authenticity verification.

Turnaround Time

Service?

Custom test plans to client standards and specifications, with dedicated engineers.

Composition analysis?
Elemental quantification?

Elemental quantification, hazardous substance screening and chemical safety assessment, covering RoHS and REACH.

Tensile?

Tensile, impact, hardness and fatigue tests plus environmental and reliability testing.

Fees & Quotation

Laboratory Qualifications?
Fast Reports?

Report issuance process, usage and legal validity, with authenticity verification.

Service?

Custom test plans to client standards and specifications, with dedicated engineers.

Composition analysis?

Sample Submission

Elemental quantification?

Elemental quantification, hazardous substance screening and chemical safety assessment, covering RoHS and REACH.

Tensile?

Tensile, impact, hardness and fatigue tests plus environmental and reliability testing.

Laboratory Qualifications?
Fast Reports?

Report issuance process, usage and legal validity, with authenticity verification.

Report Interpretation & Usage

Service?

Custom test plans to client standards and specifications, with dedicated engineers.

Composition analysis?
Elemental quantification?

Elemental quantification, hazardous substance screening and chemical safety assessment, covering RoHS and REACH.

Tensile?

Tensile, impact, hardness and fatigue tests plus environmental and reliability testing.

Consultation & Service

Laboratory Qualifications?
Fast Reports?

Report issuance process, usage and legal validity, with authenticity verification.

Service?

Custom test plans to client standards and specifications, with dedicated engineers.

Composition analysis?

Industry Applications

Elemental quantification?

Elemental quantification, hazardous substance screening and chemical safety assessment, covering RoHS and REACH.

Tensile?

Tensile, impact, hardness and fatigue tests plus environmental and reliability testing.

Laboratory Qualifications?

This FAQ is for reference only. For specific testing needs and compliance matters, please contact our technical team directly.

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Engineers online 8:00-20:00 (GMT+8), AI support 24/7; reports generally in 7-15 working days.

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Global Presence

Serving clients worldwide with strategically located laboratories and offices across Asia.

  • Beijing Headquarters

    Room 118, 1st Floor, Building 1, No. 8 Hangfeng Road, Fengtai District, Beijing

  • Jinan Branch

    Building 36, Zone C, Greenland City, Tangye Street, Licheng District, Jinan, Shandong

  • Hong Kong Office

    Room 602, 6/F, Kai Yu Commercial Building, 2C Argyle Street, Mong Kok, Kowloon

  • Shenzhen Lab (Kezhixi)

    Room 2132, North 2F, Building 23, Keyuan West, No. 1 Kezhi West Road, Science Park, Nanshan District, Shenzhen

  • Shenzhen Lab (Xunmei)

    Room 16132, Building 3, Xunmei Technology Plaza, No. 8 Keyuan Road, Nanshan District, Shenzhen

Beijing Jinan Hong Kong Shenzhen