Qee zaum peb pom tias cov fasteners uas tau teeb tsa rau ntawm lub tshuab yog xeb lossis qias neeg. Yuav kom tsis txhob cuam tshuam rau kev siv tshuab, yuav ua li cas ntxuav cov fasteners tau dhau los ua qhov teeb meem tseem ceeb heev. Kev tiv thaiv kev ua tau zoo ntawm cov fasteners yog qhov tsis sib cais ntawm cov neeg ua haujlwm ntxuav. Tsuas yog los ntawm kev ntxuav thiab tswj kev ceev...
Ob peb lub tswv yim txog cov ntsia hlau muaj zog siab 1. Raws li qib kev ua tau zoo ntawm cov ntsia hlau saum 8.8, lawv hu ua cov ntsia hlau muaj zog siab. Tus qauv hauv tebchaws tam sim no tsuas yog teev M39. Rau cov lus qhia loj, tshwj xeeb tshaj yog cov uas ntev dua 10 txog 15 npaug ntawm lub zog siab...
Raws li cov cheeb tsam tseem ceeb ntawm kev lag luam xa khoom: tag nrho cov khoom xa tawm mus rau thaj tsam Asia-Pacific yog 22.58 billion US dollars, nce 6.13% xyoo-rau-xyoo; tag nrho cov khoom xa tawm mus rau EU lub teb chaws yog 8.621 billion US dollars. Qhov xwm txheej xa khoom: 1. Kev tshuaj xyuas kom meej Raws li cov cheeb tsam tseem ceeb ntawm kev lag luam xa khoom ...