Cov txheej txheem txheej txheej:
1. Txheej optical brightening zaj duab xis
2. Txheej optical xim zaj duab xis
3. PVD txheej magic xim zaj duab xis thiab gradient zaj duab xis
Zhenhua Program Values:
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Muab cov khoom siv txheej txheej sib raug thiab cov txheej txheem txheej txheem rau kev lag luam manufacturers thiab cov neeg siv khoom.
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Muab cov kev daws teeb meem zoo, muaj txiaj ntsig zoo thiab tus nqi tsim nyog rau kev tsim kho tshiab thiab kev loj hlob ntawm kev lag luam.
