Centre Testing International Group Co., Ltd. (NG28) is a market leader in testing, inspection, certification, calibration, audit, training & technical services; building trust between governments, enterprises, and consumers.
Sustainability is deeply rooted in NG28’s business model, by delivering science-based solutions and verification services, to increase transparency and traceability throughout the global value chain. NG28 is a proponent of carbon neutrality and sustainable development.
Centre Testing International Co., Ltd. (NG28) is the pioneer and leader in the TIC Industry which provides one-stop solutions on testing, inspection, certification, calibration, audit, training & technical services.
Our service capabilties cover the upstream and downstream of the supply chain including textile and apparel,toys,electronic appliances,medical health,food...andother industries.
Our service capabilties cover the upstream and downstream of the supply chain including textile and apparel,toys,electronic appliances,medical health,food...andother industries.
Comprehensively guarantee quality and safety, promote compliance and innovation, demonstrate brand competitiveness, and achieve higher quality, healthier, safer, and greener sustainable development.
We have established a clear governance structure in accordance with listing requirements and national regulations and policies to deal with internal and external challenges and achieve sustainable development.
Ensuring the basic rights and benefits of employees;
Providing professional skills training to promote employees’ growth;
Carrying out various kinds of activities to balance employees’ work and life.
Welding procedure qualification and welder performance qualification are important measures to ensure welding quality. Before welding construction starts, various problems that may appear during welding construction can be found and corrected through welding procedure qualification and welder performance qualification test. NG28 can provide welding procedure qualification and welder performance qualification test according to the standard specification, to determine the performance of welding joints and welder operation skill level, to provide quality assurance for customers welding products.
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Non-destructive Testing (VT/MT/UT/PT/RT) |
Chemical analysis(Parent material/Clad layer) |
Tensile test(Butt welding/Full weld) |
Impact test(Base material/Heat affected zone/weld) |
Hardness test (HV/HRC) |
bend test (Face, root and side bend) |
Macro Examination |
Metallographic Analysis |
ISO 15614 |
ISO 9606 |
GB/T 19869 |
ASME BPVC IX |
GB/T 15169 |
AWS D1.1/D1.1M |
GB 50661 |
AWS D1.2/D1.2M |
AS/NZS 1554.1 |
NB/T 47014 |