1. Auto qhov chaw: feem ntau suav nrog cov khoom siv hauv tsheb, tsheb ua haujlwm, tsheb lathes, tsheb relays, thiab lwm yam.
2. Cov khoom siv hluav taws xob: feem ntau suav nrog cov khoom siv sib txuas, cov khoom sib txuas, cov khoom siv txhuam, cov khoom siv hluav taws xob, cov khoom siv elastic, thiab lwm yam.
3. Cov khoom siv hauv tsev: feem ntau suav nrog cov khoom siv hluav taws xob loj, xws li cov xim raj electron phom, nrog rau cov khoom siv hauv tsev me me, ntau yam qauv thiab cov khoom siv ua haujlwm, thiab lwm yam.
4. IC integrated circuit lead thav duab: feem ntau suav nrog cov khoom siv hluav taws xob sib cais thiab cov kab hluav taws xob sib txuas ua ke.
5. Lub cev muaj zog: feem ntau suav nrog ib-theem series lub cev muaj zog tub ntxhais, ib-theem tsev neeg lub cev muaj zog tub ntxhais, ib-theem ntxoov ntxoo ncej lub cev muaj zog, cov hlau nplaum ruaj khov DC lub cev muaj zog, cov tub ntxhais muaj lub cev muaj zog, yas stator core, thiab lwm yam.
6. Cov tub ntxhais hluav taws xob: feem ntau suav nrog E-shaped transformer core, EI-shaped transformer core, I-shaped transformer core, thiab lwm yam transformer hlau chips.
7. Thaum tshav kub kub exchanger fins: feem ntau suav nrog industrial tshav kub exchanger fins, tsev neeg tshav kub exchanger fins, tsheb kub exchanger fins, thiab lwm yam.
8. Lwm qhov chaw: feem ntau suav nrog cov cuab yeej ntsuas, IT qhov chaw, acoustic thiab lub koob yees duab qhov chaw, cov chaw ua haujlwm niaj hnub, thiab khoom siv niaj hnub.
