Our service

Centre Testing International Co., Ltd. (CTI) is the pioneer and leader in the TIC Industry which provides one-stop solutions on testing, inspection, certification, calibration, audit, training & technical services.


By Industry

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.

Paper Products Testing

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. CTI 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.

Paper Products Testing

Service Background

With the improvement of people's living standards, the classification of paper products is more and more refined, in addition to the commonly used toilet paper, paper towel paper, paper hand-made, as well as kitchen paper, wipe paper, natural color tissue paper, etc. , and they have become people’s necessities every day. However, the quality of paper products is uneven, non-conformity products often found in market supervision.

Test Standards


Product classification


Standards involved

Disposable hygiene products

Sanitary pads, diapers (pieces, pads), paper panties, mask paper, water-absorbing lining paper for hygiene products

GB/T 8939, GB/T 28004, GB/T 28005, GB/T 30133, GB/T 22927, QB/T 4508


Paper for life

Toilet paper (including toilet paper original), paper towelsnatural color tissue paper, wet wipestoilet seat paper, woven original paperpaper bag paper, cellophane, round composite cans, Cardboard,paper bag

GB 20810, GB/T 20808, QB/T 4509, GB/T 27728, GB/T 26391, GB/T 22820, GB/T 7968, GB/T 22865, GB/T 22871, GB/T 10440, GB/T 26202, QB/T 4379

Food contact paper products

Food contact paper and cardboard materials and products, food wrapping paper, flour paper bagFeed box base paper(board), carton base paper(board)paper bowlpaper cup, paper lunch box

GB/T 27589, GB/T 27590, GB/T 27591, QB/T 4033, QB/T 4032, GB/T 28120, QB/T 1014, GB 4806.8


Packing paper products and others

Corrugated cardboard (box), cartons, etc.

GB/T 13023, GB/T 6544, GB/T 6543, GB/T 13024


 CTI solutions

CTI HTD Laboratory has CNAS (China National Accreditation Service for Conformity Assessment) and CMA (China Metrology Accreditation) qualifications, and long-term commitment to support the national and provincial and municipal market supervision and random inspection. CTI provides a comprehensive one-stop solution including testing, inspection, and inspection.

Our strengths

CTI brand influence: As the forerunner in testing and verification services for Chinese companies, CTI is the leading comprehensive third-party agency specializing in testing, calibration, inspection, certification, and technical services through provision of a one-stop solution for clients of all types and sizes.

CTI has an extensive network distribution and provides fast localization services.

CTI has an efficient and independent laboratory that can provide professional and reliable testing services.

CTI has long-term responsibility for market supervision and random inspection of the country, provinces and cities.

Service process

Consult customer service representatives → confirm the test programs →fill out the application form→ send test samples→ pay for the tests→ send reports and invoices


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