Geogrid is a major geosynthetic material, which has unique performance and efficacy compared to other geosynthetic materials. Commonly used as reinforcement for reinforced soil structures or composite materials. Geogrids are pided into four categories: plastic geogrids, steel plastic geogrids, glass fiber geogrids, and polyester warp knitted polyester geogrids

China Railway Corporation Standard: "Railway Engineering Geosynthetic Materials - Part 2: Geogrids" Q/CR 549.2-2016

(1) Technical requirements such as terminology and definitions for geogrids have been formulated (2) The classification method, naming format, product specifications, and application scope of geogrid products have been developed (3) The appearance requirements, raw material standards, and technical performance indicators such as physical, mechanical, and durability of geogrid products have been formulated (4) Inspection rules for geogrid products have been formulated, including inspection classification, factory inspection, type inspection, batch and sampling, and judgment rules

(5) specifies the marking, packaging, transportation, and storage of geogrid products

Function of testing report:

1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report

2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms

3. Used as a sales report: issuing legally effective testing reports to make consumers more confident

4. Papers and research: Provide professional personalized testing needs

5. Judicial services: providing scientific, fair, and accurate testing data

6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems

100% inspection and testing process:

1. Telephone communication and confirmation of requirements

2. Recommend solutions and confirm quotations

3. Mail samples and arrange testing

4. Progress tracking and result feedback

5. Provide reports and after-sales service

6. If urgent or priority processing is required

Testing and testing characteristics:

1. The testing industry is fully covered, meeting different testing needs

2. Fully cover the laboratory and allocate localized testing nearby

3. Engineers provide one-on-one services to make testing more accurate

4. Free initial testing, with no testing fees charged

5. Self service order delivery for free on-site sampling

6. Short cycle, low cost, and attentive service

7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc

8. The testing report is authoritative and effective, and is generally used in China