Founded hauv Lub Ob Hlis 1948, lub tuam txhab yav tas los hu ua Shandong Yexian Material Testing Machine Factory thiab Laizhou Testing Machine General Factory. Nws tau raug hloov npe hu ua Laizhou Huayin Testing Instrument Co., Ltd. hauv xyoo 1990, lub npe nws khaws cia rau hnub no. Txij li thaum xyoo 1960, Huayin tau raug xaiv los ntawm tsoomfwv Suav ua lub teb chaws hardness tester R & D puag. Tuam Tshoj tus thawj Rockwell, Brinell, Vickers, Shore, Leeb, thiab Scleroscope hardness testers tau tsim los ntawm peb lub tuam txhab. Pom tau tias yog lub teb chaws zoo kev lag luam, Huayin tau txais ib qho ntawm Tuam Tshoj lub koob npe nrov "tsib chij liab" rau kev ua tau zoo. Peb cov kev tswj hwm zoo tshaj plaws tau nthuav tawm ntau zaus nyob rau sab xub ntiag ntawm Cov Neeg Txhua Hnub, Tuam Tshoj cov ntawv xov xwm tshaj tawm.

Huayin tshwj xeeb hauv kev tshawb fawb, kev tsim kho, thiab tsim cov cuab yeej ntsuas hardness, muab cuaj cov khoom lag luam loj xws li Brinell, Rockwell, Vickers, Leeb, Ntug Dej, Scleroscope, Standard, Online, thiab Multi-function hardness testers, nrog ntau dua 120 tus qauv sib txawv.

• Kev sab laj kev tshaj lij, kev xav tau kev txheeb xyuas qhov tseeb, cov kws tshaj lij kev taw qhia ntawm kev xaiv tus qauv, cov txheej txheem tsis zoo, thiab daim ntawv thov scenarios.
• Kev them nyiaj yug yees duab nyob deb rau kev teeb tsa thiab kev ua haujlwm, ntxiv rau ib qho - ntawm - ib qho kev cob qhia ua haujlwm kom ntseeg tau tias siv tau sai thiab zoo.
• Huayin Hardness Testers tau tsim kom muaj tag nrho - txheej txheem kev pabcuam kom ntseeg tau tias muaj kev yuav khoom zoo thiab cov neeg siv kev paub.