Tej yaam num dav dav:kev pab cuam, kev tsim kho, kev sib tham, kev sib pauv, kev hloov tshuab thiab kev siv tshuab nrov;Kev tsim cov bearings, gears thiab kis tau tus mob;Kev muag khoom ntawm bearings, iav thiab cov khoom sib kis;Kev tsim cov kabmob;Kev kub ceev precision hnyav hnyav bearing muag;Kev muag khoom;Kev tsim khoom kho vajtse;Kev tsim cov khoom lag luam steel;Forging thiab hmoov metallurgy khoom raug tsim;Kev tsim cov khoom siv high-speed railway thiab accessories;Forgings thiab hmoov metallurgy khoom muag;Kev muag khoom ntawm high-speed railway khoom thiab accessories;Manufacturing ntawm industrial robots;Kev tshawb nrhiav thiab kev tsim cov khoom siv tsheb (tshwj tsis yog cov haujlwm uas raug pom zoo raws li txoj cai lij choj, nws tus kheej ua cov haujlwm ua lag luam raws li txoj cai nrog daim ntawv tso cai ua lag luam).