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NG28 inspectors will monitor the sampling process and give the corresponding feedback to clients. The picked samples will be sealed with NG28 packing tape and stamp, sent to the location designated by the clients, and then issue the sampling report.

NG28 purified water and water for injection testing services are based on the requirements of pharmacopoeia and GMP regulations in China, the United States, Europe and other countries, and performs on-site sampling and testing of water systems such as purified water, water for injection, etc. NG28 has independent microbiological laboratories and chemical laboratories operating under dual systems of ISO 17025 and GMP, and provides one-stop water system validation services from plan drafting, validation implementation, and report issuance. We can also provide one-stop water system validation services from program drafting, validation implementation and report issuance.

Water is the most important material basis for the occurrence and existence of all life on earth. With the development of urbanization and the expansion of industrial and agricultural production specifications, a large amount of fresh water is consumed, while the limited freshwater resources are polluted. As a well-known testing institution in the industry, NG28 is familiar with the operation and management policies of domestic market and has rich experience. It can provide professional monitoring scheme formulation, field sampling and laboratory analysis for domestic sewage, industrial wastewater, surface water, sediment, medical wastewater, groundwater, industrial circulating water, etc.

NG28 has an independent feed testing laboratory and has many years of experience in government sampling inspection. NG28 can provide testing services for feed raw materials and feed products according to GB 13078, and make judgments according to demand.

NG28 can provide one-stop integrated services in e-commerce platform of food, such as policy consultation about e-commerce, the testing of entry businesses,sampling inspection of e-commerce platform, industry analysis,shopping experience, sampling inspection verification, the training of business firm, etc.which can assist the platform to optimize the business environment and control the quality of goods.

NG28 is committed to providing food safety assurance system services that can be traced throughout the catering industry, including monitoring of raw material risk, safety assessment and guidance for catering stores, certification system training, catering store sampling, etc. Through the above services, we can assist the national catering chain stores in food safety management.

When 30%-50% goods are finished, and the rest goods are in production, NG28 inspectors will conduct the random sampling inspection on the production line and finished products on the site. In this stage, DUPRO service will assist the client and factory to check orders, products, packaging information etc., to report the potential defects and solve the batch problem of products as early as possible, to ensure the products delivery on time.

The product inspection is an important part of quality control. The FRI is an effective and direct way to confirm the quality of the whole batch of goods, which can assist clients to verify the quality and quantity of products, reduce the risk and control the cost.

When 100% of the products are finished and at least 80% of them are packed, NG28 inspectors will conduct the random sampling on site and check whether the function, quantity, appearance and packing method of products meet the clients’ requirement or consistent with those of samples. The FRI service mainly includes:

Quantity checking;

Quality and function checking;

Appearance, material checking;

Dimension measurement;

Packing, shipping mark, labelling.

In recent years, with the rapid growth in production and export, China's paper industry has gradually developed into an advanced modern industry. Paper products are divided into four categories according to their use, including household paper, industrial paper, cultural paper and special paper. However, the quality of paper products is uneven, non-conformity products are often found in market supervision sampling. NG28 has established a professional paper product testing laboratory, to provide a full range of physical, microbial, hygienic and performance testing services for paper products, and provides technical support services to improve the quality of paper products.

NG28 has the ability to test all items of veterinary drug residue of the government sampling and other high-risk veterinary drug residue. The detection limit of the testing method meets the requirements of China, the European Union, the USA and other international standards. The testing samples include livestock and poultry meat, fresh eggs, aquatic products and other animal-derived foods.

NG28 has the ability to test all items of national pastry sampling examination over the years, including pastry microorganisms, preservatives, prohibited substances and other key indicators testing. NG28 can determine the shelf life, and accurately control the stability of product indicators, so as to prevent and control product quality and safety issues in advance. The range of pastry products covers cakes, breads, moon cakes and all kinds of Chinese pastries.

NG28 VOC laboratory have the comprehensive capacity in vehicle interior air test, including odor test, fogging test, formaldehyde analysis, total carbon, VOC analysis for material/parts/whole vehicle with the sampling methods of bag method and chamber method, training of odor evaluation and testing reports are widely accredited by OEMs and suppliers in auto industry.