Tau ntau xyoo los lawm, lub tuam txhab tau koom nrog cov khoom siv ua cov kab ntau lawm ntawm cov tshuaj ntsiav tawv hollow, thiab cov khoom muaj lub koob npe nrov hauv kev lag luam thoob ntiaj teb thiab hauv tsev. Nyob rau xyoo tas los no, cov kab ntau lawm rigid hollow capsule tag nrho uas lub tuam txhab tsim los ntawm qhov chaw pib siab yog cov khoom siv loj-tech loj capsule uas suav nrog cov tshuab, hluav taws xob, hydraulics thiab pneumatics. Lub tuam txhab ib txwm ua raws li lub tswv yim ntawm "cov neeg siv khoom ua ntej, zoo ua ntej", thiab nrhiav kev ua tau zoo hauv kev tsim khoom, kev ua haujlwm zoo thiab kev ntseeg siab zoo. Cov khoom muag tau zoo thoob plaws lub tebchaws, thiab qee cov khoom raug xa tawm mus rau Canada, Malaysia thiab lwm lub tebchaws thiab Taiwan.
Tau ntau xyoo los lawm, lub tuam txhab tau koom nrog cov khoom siv ua cov kab ntau lawm ntawm cov tshuaj ntsiav tawv hollow, thiab cov khoom muaj lub koob npe nrov hauv kev lag luam thoob ntiaj teb thiab hauv tsev. Nyob rau xyoo tas los no, cov kab ntau lawm rigid hollow capsule tag nrho uas lub tuam txhab tsim los ntawm qhov chaw pib siab yog cov khoom siv loj-tech loj capsule uas suav nrog cov tshuab, hluav taws xob, hydraulics thiab pneumatics. Lub tuam txhab ib txwm ua raws li lub tswv yim ntawm "cov neeg siv khoom ua ntej, zoo ua ntej", thiab nrhiav kev ua tau zoo hauv kev tsim khoom, kev ua haujlwm zoo thiab kev ntseeg siab zoo. Cov khoom muag tau zoo thoob plaws lub tebchaws, thiab qee cov khoom raug xa tawm mus rau Canada, Malaysia thiab lwm lub tebchaws thiab Taiwan.
Hauv cov txheej txheem ntau lawm, nws muaj cov haujlwm ntawm kev tswj ceev tsis tu ncua (tsis nres), pib qeeb, nres sai, tso saib qhov txhaum, ceeb toom txhaum, tswj qhov kub thiab txias tsis siv neeg, hloov kho viscosity tsis siv neeg, kaw qhov txhaum tsis siv neeg, suav cov zis tsis siv neeg thiab lwm yam. Cov kab ntau lawm siv kev tswj hwm computer hauv kev lag luam thiab kov lub vijtsam hauv nruab nrab rau qhov kub thiab txias, viscosity, txav mus los, thiab lwm yam. Qhov kub thiab txias siv cov thev naus laus zis semiconductor detection, kev txav mus los siv hydraulic drive, qhov chaw nrhiav pom siv Hall element, thiab cua qhuav siv cov thev naus laus zis hloov pauv zaus.


