The release and implementation of the mandatory national standard "Limits of heavy metals and other specific substances in express packaging" (GB 43352-2023) will effectively improve the green level of express packaging products, greatly promote the green and high-quality development of the industry, and provide technical basis for industry supervision and management.CTI can provide relevant testing services to upstream and downstream enterprises in the express packaging industry chain based on standard testing methods, helping enterprises achieve product compliance.

CTI Automotive Materials Laboratory has relatively complete and comprehensive metal materials related detection capabilities. Equipped with professional testing equipment are domestic and foreign industry first-line brands, employees echelon is perfect and experienced, more than 80% of the testing engineers have more than five years of testing experience, and the person in charge of different fields has more than ten years of working experience. From the metallurgy of metal raw materials to the heat treatment and molding of products, from the R & D of enterprise products to the verification and testing of mass production, from the life assessment of products to the failure analysis and research, the laboratory will provide one-stop testing and consulting services for enterprises, and guarantee the development of enterprises.

CTI Foresight Testing laboratory provides professional and cutting-edge testing consulting services to help customers choose the most suitable testing options. Specific test parameters mainly include heat release, spread of flame, ignitability, oxygen index, 45° flammability, smoke density and toxicity index. Turnaround time: 7-9 working days.

According to customer needs, to achieve qualitative/quantitative analysis of sample components. Metal material analysis through a variety of equipment and methods to analyze the sample composition, proportion, combined with product application and technical engineer's industry experience, to provide customers with more ideas for material performance improvement, product research and development.

CTI metal materials mechanical performance testing can provide a series of tests to identify and test the service performance and process performance of metal material products. Through CTI Metal materials mechanical performance testing, it can help customers to evaluate the mechanical performance of materials and identify the weakness (service limit) of materials.

Metallographic analysis is a powerful tool to analyze and study various materials, establish the quantitative relationship between microstructure and various properties of materials, and study the transformation dynamics of materials. CTI can provide high precision and high speed metallographic analysis test items, and provide reliable data for customers to evaluate materials more scientifically and use of materials reasonably.

The product will inevitably be affected by the environment or other objects during transportation or use, resulting in partial functional failure of metal workpiece, such as oxidation, wear, corrosion, etc. Therefore, the quality of the coating layer has a vital influence on the surface performance of the product, and the quality of the coating can be effectively improved through the control of the coating quality. CTI China Testing can provide a series of tests for the coating of metal workpiece to help customers identify the quality of the coating and improve the service life of the product.

CTI provides heavy metal chemical analysis services related to quality control samples, which are mainly used for method verification and confirmation, quality assurance of the testing process, etc., and can be used for blind samples for on-site review, supervisory review, reassessment and unannounced inspections by regulatory agencies. It can be used for internal audit, daily quality supervision, quality assessment, personnel assessment, method comparison, personnel comparison, equipment comparison, etc. accused samples or blind samples of the laboratory.

CTI provides leather heavy metal chemical analysis services related to measurement audit. Measurement audit: An activity in which a participant performs an actual test on the tested item and compares the test result with a reference value. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides water quality heavy metal chemical analysis services related to quality control samples, which are mainly used for method verification and confirmation, quality assurance of the test process, etc., and can be used for blind samples of regulatory agencies on-site review, supervisory review, reassessment, and unannounced inspections. Charge samples or blind samples used for laboratory internal audit, daily quality supervision, quality assessment, personnel assessment, method comparison, personnel comparison, equipment comparison, etc.

CTI provides soil heavy metal chemical analysis services related to quality control samples, which are mainly used for method verification and confirmation, quality assurance of the test process, etc., which can be used for blind samples for on-site review, supervisory review, reassessment and unannounced inspections by regulatory agencies. Charge samples or blind samples used for laboratory internal audit, daily quality supervision, quality assessment, personnel assessment, method comparison, personnel comparison, equipment comparison, etc.

CTI provides water quality heavy metal chemical analysis services related to quality control samples, which are mainly used for method verification and confirmation, quality assurance of the test process, etc., and can be used for blind samples of regulatory agencies on-site review, supervisory review, reassessment, and unannounced inspections. Charge samples or blind samples used for laboratory internal audit, daily quality supervision, quality assessment, personnel assessment, method comparison, personnel comparison, equipment comparison, etc.

We can provide qualitative/quantitative analysis of sample composition according to customer requirements. Metal material analysis through a variety of equipment and methods to analyze the sample composition, proportion, combined with product application and technical engineer's industry experience, to provide customers with more ideas for material performance improvement, product research and development.

Metallographic analysis is a powerful tool for analyzing and studying various materials, establishing the quantitative relationship between microstructure and properties of materials, and studying the transformation dynamics of materials. CTI can provide high precision and high speed metallographic analysis test items for customers to evaluate materials more scientifically and provide reliable data for rational use of materials.

CTI provides plastic heavy metal detection services related to measurement audits. Measurement audits: An activity where a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides measurement audit related plastic inorganic non-metal testing services. Measurement audit: an activity in which a participant performs an actual test on the tested item and compares the test result with a reference value. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides heavy metal material testing services related to measurement audits. Measurement audit: An activity in which a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides simulated air heavy metal testing services related to measurement audits. Measurement audits: An activity where a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides water quality heavy metal chemical analysis services related to quality control samples, which are mainly used for method verification and confirmation, quality assurance of the test process, etc., and can be used for blind samples of regulatory agencies on-site review, supervisory review, reassessment, and unannounced inspections. Charge samples or blind samples used for laboratory internal audit, daily quality supervision, quality assessment, personnel assessment, method comparison, personnel comparison, equipment comparison, etc.

CTI provides chemical analysis services for heavy metals in soil related to measurement audit. Measurement audit: An activity in which a participant performs an actual test on the tested item and compares the test result with a reference value. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

Measurement audit: An activity in which a participant performs actual tests on the tested item and compares the test results with reference values.
 Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

Measurement audit: An activity in which a participant performs actual tests on the tested item and compares the test results with reference values.
 Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides textile inorganic and non-metallic chemical analysis services related to measurement audit. Measurement audit: an activity in which a participant performs an actual test on the tested item and compares the test result with a reference value. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides textile heavy metal chemical analysis services related to measurement audit. Measurement audit: An activity in which a participant performs an actual test on the tested item and compares the test result with a reference value. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides leather heavy metal chemical analysis services related to measurement audit. Measurement audit: An activity in which a participant performs an actual test on the tested item and compares the test result with a reference value. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant.

Measurement audit: An activity in which a participant performs actual tests on the tested item and compares the test results with reference values.
 Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides feed heavy metal detection services related to measurement audit. Measurement audit: An activity in which a participant performs an actual test on the tested item and compares the test result with a reference value. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides health care products and pharmaceutical heavy metal testing services related to measurement audits. Measurement audit: An activity where a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides heavy metal testing services for food contact materials and pharmaceutical packaging materials related to measurement audits. Measurement audit: An activity where a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides cosmetic heavy metal detection services related to measurement audits. Measurement audit: An activity in which a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides aluminum alloy heavy metal testing services related to measurement audits. Measurement audit: An activity where a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides stainless steel heavy metal detection services related to measurement audits. Measurement audits: An activity where a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides zinc alloy heavy metal testing services related to measurement audits. Measurement audit: An activity in which a participant performs actual tests on the tested items and compares the test results with reference values. Note: Measurement audit is a proficiency testing plan that conducts a "one-to-one" ability evaluation of a participant

CTI provides water quality heavy metal chemical analysis services related to quality control samples, which are mainly used for method verification and confirmation, quality assurance of the test process, etc., and can be used for blind samples of regulatory agencies on-site review, supervisory review, reassessment, and unannounced inspections. Charge samples or blind samples used for laboratory internal audit, daily quality supervision, quality assessment, personnel assessment, method comparison, personnel comparison, equipment comparison, etc.

CTI provides daily chemical heavy metal chemical analysis services related to quality control samples, which are mainly used for method verification and confirmation, quality assurance of the test process, etc., and can be used for blind samples for on-site review, supervisory review, reassessment and unannounced inspections by regulatory agencies. It can also be used for internal audit, daily quality supervision, quality assessment, personnel assessment, method comparison, personnel comparison, equipment comparison, etc. accused samples or blind samples.

CTI provides testing services for the design and raw materials of children's high chairs, as well as for physical and mechanical properties, combustion, heavy metals, metal corrosion resistance. We provide the necessary technical support services for the design, import and export of children's high chair products.

Baby feeding-bottles and nipple are important tableware for babies after birth and accompany them for a long time. First of all, we should consider the safety of the feeding-bottles. Safety is the first factor for the healthy growth of the baby. Regions worldwide have taken unprecedented precautions through safety standards and regulation to control Baby feeding-bottles and nipple quality and safety. Safety requirements of Baby feeding-bottles and nipple involves structural safety, VOC content, phthalates, heavy metals, FCM testing requirements, etc.

Ultrasonic testing covers almost all industrial fields, such as machinery, metallurgy, construction, shipbuilding, aerospace, petrochemical, electric power and special equipment,etc. It is mainly used for quality control during production and service to ensure the smooth operation of structural components and systems. CTI has an excellent NDT technical team, which can provide customers with perfect testing procedure,and effectively complete testing in various fields.

Ultrasonic testing covers almost all industrial fields, such as machinery, metallurgy, construction, shipbuilding, aerospace, petrochemical, electric power and special equipment, etc. It is mainly used for quality control during production and service to ensure the smooth operation of structural components and systems. CTI has an excellent NDT technical team, which can provide customers with perfect testing procedure, and effectively complete testing in various fields.

CTI carry out effective monitoring services for the core indicators of heavy metals and pesticide residues in the soil in the production base, and at the same time detect the heavy metals and microbial pollution indicators of irrigation water and other water sources to prevent the quality and safety risks of edible agricultural products introduced by the production environment.

Fertilizer testing mainly focuses on five aspects: elements, nutrients, physical and chemical indicators, heavy metals, and microorganisms, Different products focus on different projects, CTI provides special testing services for organic fertilizer, organic matter, fertilizer nutrients, etc.

Fertilizer safety is the source guarantee of food safety. CTI provides the testing of toxic and harmful substances in fertilizers to control the way of toxic and harmful substances entering the soil and food chain from the source, so as to ensure the ecological environment safety and food security. Core index detection: cadmium, mercury, arsenic, lead, chromium and other heavy metals.

CTI has the qualification of cosmetics registration and filing inspection agency, and can undertake non-special use cosmetics filing inspection work, including microbes, heavy metals, dioxane, free formaldehyde, asbestos and other prescribed inspection items, and can carry out the test of diethylene glycol, hydroquinone, phenol and other risk substances according to the formula and characteristics of the product.

CTI provides comprehensive and professional cosmetic testing services, including testing services for microorganisms, heavy metals, preservatives, hormones, and efficacy. The detection methods and detection limits adopted by CTI can meet the requirements of national standards, the European Union, the United States and other standards. The tested products include daily chemical products such as cleaning, care, beauty modification, and disposable sanitary products.

Corrosion is the most important factor causing deterioration of metal materials in outdoor environment. Salt spray and condensation test can simulate the corrosion degree of materials in the corresponding environment. The laboratory can evaluate the corrosion resistance of materials by evaluating the corrosion degree, color, gloss, chacking, blistering, peeling and other changes of samples.

Generally sandwich structure is used for wings, tail, fuselage, speed brake, engine compartment, etc. Compared with thin-walled skins, sandwich panels have a much larger thickness, strong resistance to instability, smooth surface, and good aerodynamic appearance. However, due to the complex manufacturing process and the difficult inspection of process quality, the application is greatly restricted. The materials of the sandwich structure sheet mainly include aluminum alloy, stainless steel, titanium alloy and various composite materials. Interlayer materials include light wood, foam plastic, etc., and metal or composite materials can also be used to make corrugated interlayer or honeycomb interlayer. The interlayer and the surface board are generally glued together, or they can be welded to form a whole.

For products: all kinds of stationery products: water pen, gel ink pen, ballpoint pen, marker pen, highlighter, whiteboard pen, crayon, correction fluid, correction tape, glue, paper clip, stapler, eraser, bookcase, stationery box, pencil case, notebooks, exercise books, pigments, drawing scales, etc.
Technical standards: Technical requirements in the Chinese market, Europe and the United States.
Technical requirements: heavy metals, phthalates, harmful solvents (benzene, chloroform hydrocarbons), AZO dye, volatile organic compounds (VOCs), formaldehyde, physical and mechanical testing (pen cap safety, points/edge, brightness), TRA, microorganisms, etc.

CTI provides water quality services related to food and agricultural products. The CTI food laboratory has domestic and internationally recognized CMA and CNAS qualifications. It can provide companies with physical and chemical indicators and microorganisms included in standards such as production water, packaged drinking water, natural mineral water, and groundwater. , Disinfectants, pesticides, heavy metals, radioactive indicators and other items of testing capabilities, can quickly provide enterprises with water quality control and testing services.

The connection resistance between the accessible metal parts of the electrical appliance and the grounding terminal or grounding contact. The ground resistance test is one of the important safety performance tests of electronic and electrical products, used to quantitatively evaluate the grounding continuity of electrical appliances, with the resistance value indicating the reliability of the grounding capability. A grounding resistance that is too large may still cause harm to the human body, otherwise, it functions as protection.

Leakage Current: The electric current formed, under no external pressure or equipment malfunction, by the surrounding dielectric between insulated electrical parts, ground parts and metals.  The leakage current test is one of the important safety performance tests of electronic and electrical products, used to evaluate the safety characteristics the equipment. The existence of leakage current deprives the safety performance of electronic products and pose as potential safety hazards for users.

CTI is able to provide a series of tests to identify and examine the performance and process properties of metal and non-metal material products.Through the test, we can help customers to evaluate the mechanical properties of materials and identify the weakness of materials (limit of use).

Stress fracture and creep testing methods are very important to understand and prevent product failure, and provide valuable insights into the effect of long-term stress on materials. CTI aviation laboratory can carry out standard and improved test methods for all kinds of metal materials, especially superalloys.
Stress fracture testing and creep testing are mechanical testing services that provide manufacturers or material suppliers with key data on the performance of their products over time. In the process of testing, the material is kept under a given constant load for a period of time, and the maximum temperature is 1200 ℃ until failure occurs. In this way, our team of experts analyzes the data results to provide important data on long-term physical and thermal stresses.

CTI aviation laboratory has relatively complete aviation static mechanics testing ability. It has various environmental chambers, such as electronic universal testing machine, high and low temperature pendulum impact testing machine, drop hammer impact testing machine, fastener comprehensive performance testing machine and simulation assembly manipulator, composite material non-destructive testing equipment, high-temperature furnace and high-low temperature / constant temperature and humidity / salt spray / ultraviolet / sunlight simulation, various gauge extensometer, data acquisition instrument, hardness tester and other test and environmental equipment and measurement monitoring The system has a comprehensive ability to detect the static mechanical properties of metal and composite materials. It can carry out static tests in a wide load range from - 180 ℃ to 1250 ℃, drop weight and Charpy pendulum impact tests with a maximum impact energy of 300j, fastener performance and all link simulated assembly process performance tests.

The physical and chemical testing of materials can be applied in almost every industry. Its testing content includes a wide range of services from grain size analysis to fracture metallographic examination to composition analysis. Our team of experts can use a variety of technologies and equipment to identify material types, defects and processing errors.
Aviation manufacturers are adopting more advanced technologies to bring innovative materials to the market. Although many of the traditional physical and chemical analysis methods used to evaluate metals remain unchanged, the physical and chemical properties of materials still face unprecedented challenges.
Material physical and chemical testing focuses on the combination of mechanical testing and chemical analysis to quantify the properties of metals. Metallographic methods are often used to determine material type, grade or grain size, and to provide certification for new materials or mixed batches, microstructure analysis, and failure analysis.

CTI provides food heavy metal testing services related to quality control samples, which are mainly used for method verification and confirmation, quality assurance of the testing process, etc., which can be used for blind samples for on-site review, supervisory review, reassessment and unannounced inspections by regulatory agencies, and can also be used Alleged samples or blind samples such as internal audit, daily quality supervision, quality assessment, personnel assessment, method comparison, personnel comparison, and equipment comparison in the laboratory.

CTI provides mechanical testing services related to rail transit ships and aviation. CTI can provide a series of tests for appraisal and inspection of the use performance and process performance of metal and non-metal material products. Through testing, it can help customers evaluate the mechanical properties of materials and identify material weaknesses (use limits).

Electric vehicles contain various high-voltage electrical and electronic products. In consideration of electromagnetic shielding protection and structural safety, most exteriors are metal shielded shells, paired with high-voltage shielded cables with high isolation characteristics to achieve the goal of low electromagnetic radiation for the whole vehicle.