Peb Daim Ntawv Pov Thawj

Ua raws li cov cai thiab cov qauv ntawm CE thiab ISO daim ntawv pov thawj, peb cov tshuab tau txais txiaj ntsig zoo ntawm cov neeg siv khoom hauv tsev thiab txawv teb chaws. Raws li cov neeg siv khoom tawm tswv yim thiab cov kev paub dhau los, nws tau kwv yees tias cov tshuab tshuab los ntawm Shanqiao paub tsawg kawg 80% lub cev qhuav dej thiab cov txheej txheem sib sib zog nqus ntawm cov khoom siv raw.