OHL tau tsim muaj nyob rau hauv 1867 thiab tam sim no yog ib qho ntawm cov ua lag luam ntawm kev lag luam li qub hauv lub teb chaws Yelemees. Tag nrho cov khoom yog tsim nyob rau hauv lub teb chaws Yelemees thiab yog tsim nyob rau hauv nruj raws li EU thiab thoob ntiaj teb cov qauv.
Cov khoom muaj xws li triple eccentric npauj npaim li qub, elastic rooj npauj npaim li qub, nruab nrab npauj npaim li qub thiab lwm yam. Nws yog dav siv nyob rau hauv kev lag luam chemical, hnub ci zog, shipbuilding, dej kho, ntawv kev lag luam thiab lwm yam.

Founded hauv 1872, VAG yog lub tuam txhab valve nyob hauv lub teb chaws Yelemees. VAG muaj 1,100 tus neeg ua haujlwm thoob ntiaj teb, muab kev pabcuam nrawm thiab yooj yim rau cov neeg siv khoom thoob plaws ntiaj teb.
VAG tau cog lus los muab cov txheej txheem tswj xyuas niaj hnub no rau cov kav dej, cov nroj tsuag dej, thiab cov kav dej haus.
Cov khoom muaj xws li Ob-offset npauj npaim li qub, Centric npauj npaim valve thiab lwm yam.

Parker tau muaj ntau tshaj 100 xyoo thiab tau muab ntau yam kev kho cov kua dej rau cov neeg siv khoom lag luam thoob ntiaj teb los pab cov neeg siv khoom daws lawv cov teeb meem.
Parker yog cov neeg siv khoom taw qhia thiab muab ntau yam qauv tsim ntawm npauj npaim li qub kom tau raws li cov neeg siv khoom xav tau. Ntxiv nrog rau npauj npaim li qub, Parker tseem muab ntau yam khoom siv rau koj xaiv. Parker yog tus neeg muag khoom ntseeg tau.

Burgmer tau tsim muaj nyob rau xyoo 1967 thiab yog lub hauv paus hauv tebchaws Yelemes, koom nrog kev tsim cov npauj npaim li qub. Txhua lub valve yog tsim raws li ISO9001: 2018 tus qauv. Muab cov npauj npaim zoo li qub rau cov neeg siv khoom lag luam. Ua haujlwm hauv kev kho dej, kev lag luam shipbuilding, pulp kev lag luam, kev lag luam tsim hluav taws xob, thiab lwm yam.

Founded hauv 1966, BK Armaturen tau cog lus los muab cov neeg siv khoom nrog cov khoom lag luam zoo thiab cov kev pabcuam xa khoom sai. Tib lub sijhawm, BK yog daim ntawv thov-oriented thiab customized li qub los muab cov neeg siv khoom nrog cov txheej txheem tswj kev daws teeb meem.
Cov khoom muaj xws li eccentric npauj npaim li qub, concentric npauj npaim li qub, PTFE kab npauj npaim li qub thiab lwm yam.