# SINO AGE DEVELOPMENT TECHNOLOGY, LTD. | steel thickness gauge,ultrasonic thickness gauge, digital schmidt hammer,concrete testing machines, leeb hardness tester,integrated hardness tester, ## summary > Manufacturer, Distributor/Wholesaler, Importer, Exporter, Seller, Brands: SADT, Established in 1993, Employees: >30, Annual sales: 3 million-4 million, Export ratio: 50% - 60%, Primary markets: North America, South America, Western Europe, Eastern Europe, Eastern Asia, Southeast Asia, Middle East, Africa, Oceania, Worldwide. ## Company Information * [Company Profile](https://www.portable-hardness-tester.com/aboutus.html): Overview, history, teams and core capabilities. * [Factory & Manufacturing](https://www.portable-hardness-tester.com/factory.html): Production capacity, OEM/ODM capabilities, and R&D strength. * [Quality Control](https://www.portable-hardness-tester.com/quality.html): ISO certifications, quality standards, and compliance. * [Contact Us](https://www.portable-hardness-tester.com/contactus.html): Global offices, inquiries, and support channels. ## Product Category * [Portable Hardness Tester](https://www.portable-hardness-tester.com/supplier-9447-portable-hardness-tester): Keywords: leeb hardness tester,integrated hardness tester,metal hardness tester. * [Portable Leeb Hardness Tester](https://www.portable-hardness-tester.com/supplier-3718135-portable-leeb-hardness-tester): Keywords: metal housing leeb hardness tester,oled color display portable hardness tester,metal housing portable hardness tester. * [Hardness Tester](https://www.portable-hardness-tester.com/supplier-9503-hardness-tester): Keywords: metal hardness tester,Portable Hardness Tester,digital hardness tester. * [Ultrasonic Thickness Gauge](https://www.portable-hardness-tester.com/supplier-9457-ultrasonic-thickness-gauge): Keywords: ultrasonic thickness gauge,steel thickness gauge,wall thickness gauge. * [Concrete Test Hammer](https://www.portable-hardness-tester.com/supplier-27224-concrete-test-hammer): Keywords: digital schmidt hammer,digital vibration meter,concrete testing machines. * [Brinell Hardness Testing](https://www.portable-hardness-tester.com/supplier-9449-brinell-hardness-testing): Keywords: brinell hardness tester,brinell hardness testing,brinell hardness testing machine. * [Rockwell Hardness Tester](https://www.portable-hardness-tester.com/supplier-16210-rockwell-hardness-tester): Keywords: rockwell hardness testing,portable rockwell hardness tester,digital rockwell hardness tester. * [Vickers Hardness Tester](https://www.portable-hardness-tester.com/supplier-16211-vickers-hardness-tester): Keywords: micro vickers hardness tester,metal hardness tester,vickers hardness tester. * [Gloss Meter](https://www.portable-hardness-tester.com/supplier-9452-gloss-meter): Keywords: elcometer gloss meter,portable gloss meter,sheen gloss meter. * [Color Difference Meter](https://www.portable-hardness-tester.com/supplier-9450-color-difference-meter): Keywords: portable color meter,color testing equipment,color difference meter. * [Metallurgical Microscope](https://www.portable-hardness-tester.com/supplier-9453-metallurgical-microscope): Keywords: portable metallurgical microscope,monocular metallurgical microscope,trinocular metallurgical microscope. * [Surface Roughness Tester](https://www.portable-hardness-tester.com/supplier-9455-surface-roughness-tester): Keywords: portable roughness tester,surface roughness measurement,metal surface roughness tester. * [Ultrasonic Flaw Detector](https://www.portable-hardness-tester.com/supplier-9456-ultrasonic-flaw-detector): Keywords: portable flaw detector,digital flaw detector,ultrasonic flaw detector. * [Portable Vibration Meter](https://www.portable-hardness-tester.com/supplier-9458-portable-vibration-meter): Keywords: vibration measurement equipment,vibration monitoring equipment,portable vibration meter. ## Featured Products * [Hartip1600 Portable Leeb Hardness Tester Digital With Auto Impact Direction](https://www.portable-hardness-tester.com/sale-11064744-hartip1600-portable-leeb-hardness-tester-digital-with-auto-impact-direction.html): Keywords: high accuracy portable leeb hardness tester,usb type portable leeb hardness tester,usb type leeb hardness tester. * [Hartip1800b Portable Pen Type Hardness Tester Hl / Hrc / Hrb Hardness Scale](https://www.portable-hardness-tester.com/sale-211494-hartip1800b-portable-pen-type-hardness-tester-hl-hrc-hrb-hardness-scale.html): Keywords: leeb pen type hardness tester,integrated pen type hardness tester,integrated leeb tester. * [Hartip 3000 HRC / HRB Scale Portable Metal Hardness Tester ASTM A956 Standard](https://www.portable-hardness-tester.com/sale-211496-hartip-3000-hrc-hrb-scale-portable-metal-hardness-tester-astm-a956-standard.html): Keywords: hartip 3000 portable metal hardness tester,hrb scale portable metal hardness tester,astm a956 portable metal hardness tester. * [TFT Large Lolor Portable Hardness Tester LCD Hartip3210 Leeb High Accuracy](https://www.portable-hardness-tester.com/sale-7286015-tft-large-lolor-portable-hardness-tester-lcd-hartip3210-leeb-high-accuracy.html): Keywords: leeb hardness tester,metal hardness tester,tft portable hardness tester. * [HT-225D Integrated Rebound Hammer OLED Display with Software to PC](https://www.portable-hardness-tester.com/sale-1102921-ht-225d-integrated-rebound-hammer-oled-display-with-software-to-pc.html): Keywords: digital schmidt hammer,concrete testing machines. * [Auto recognized impact diretion Hartip1800 Portable Hardness Tester with high accuracy at +/- 2 HLD value](https://www.portable-hardness-tester.com/sale-211492-auto-recognized-impact-diretion-hartip1800-portable-hardness-tester-with-high-accuracy-at-2-hld-valu.html): Keywords: leeb hardness tester,integrated hardness tester. * [SADT Digital Ultrasonic Flaw Detector SUD10 with DAC, AVG, B scan, AWS function and Automatic Gain, with metal housing](https://www.portable-hardness-tester.com/sale-211803-sadt-digital-ultrasonic-flaw-detector-sud10-with-dac-avg-b-scan-aws-function-and-automatic-gain-with.html): Keywords: ultrasonic flaw detector,digital flaw detector. * [Digital LCD Display Portable Leeb Hardness Tester Hartip 2000 Leeb Hardness Measurement](https://www.portable-hardness-tester.com/sale-211495-digital-lcd-display-portable-leeb-hardness-tester-hartip-2000-leeb-hardness-measurement.html): Keywords: leeb hardness tester,integrated hardness tester. * [Coupling Indication Ultrasonic Wall Thickness Gauge Portable , High Resolution](https://www.portable-hardness-tester.com/sale-2381694-coupling-indication-ultrasonic-wall-thickness-gauge-portable-high-resolution.html): Keywords: steel thickness gauge,ultrasonic thickness gauge. * [Handheld Monocular Metallurgical Microscope SM500 100x - 500x with 6V 15W Illuminator and Magnetic Stand](https://www.portable-hardness-tester.com/sale-211728-handheld-monocular-metallurgical-microscope-sm500-100x-500x-with-6v-15w-illuminator-and-magnetic-sta.html): Keywords: portable metallurgical microscope,trinocular metallurgical microscope. ## Search Search endpoint: https://www.portable-hardness-tester.com/buy-{keyword}.html Rules: - Convert keywords to lowercase - Replace spaces with "-" - Remove special characters Users can combine keywords for more precise searches. ## News & Blog * [SADT Attended Control Fair In Stuttgart From May 7-10, 2019](https://www.portable-hardness-tester.com/news/sadt-attended-control-fair-in-stuttgart-from-may-7-10-2019-68557.html) * [SADT Participated Indian IMTEX /Tooltech 2019 Exhibition From Jan. 24-30](https://www.portable-hardness-tester.com/news/sadt-participated-indian-imtex-tooltech-2019-exhibition-from-jan-24-30-68556.html) * [SADT attended Control Fair 2017 in Stuttgart from May 9-12](https://www.portable-hardness-tester.com/news/sadt-attended-control-fair-2017-in-stuttgart-from-may-9-12-26257.html) * [SADT participated IMTS 2016 in Chicago from Sep. 12-17](https://www.portable-hardness-tester.com/news/sadt-participated-imts-2016-in-chicago-from-sep-12-17-16219.html) * [SADT attended Quality Control Fair 2015 in Shanghai in June](https://www.portable-hardness-tester.com/news/sadt-attended-quality-control-fair-2015-in-shanghai-in-june-6388.html)