Yuav sau ntawv zeb

Yam teb ua tswvcuab, tau txais kev pab yuav tsum muaj nyob hauv qab tsib txoj kev los xyuas txog cov lus tseeb thiab tsis tseeb.

Saib: Cov qauv kev xim ntshiab thiab tsis nkos, zoo permeability, tsis zoo li yas zoo nkauj rau ntawm qhov chaw, phaj yam txawv uas tsis muaj me me qhov hws;

Thib ob kov: kov rau qhov chaw muaj cov txhob lo lo ntxhuav, tsis muaj pluas, tsis muaj teeb meem loj nchav.

Peb: siv tus ntsia thawv phaj nto tsis khawb;

4-sim: kua ntses yuav siv tau mus kuaj permeability deg; ntxiv rau qhov kev kuaj ntawd vinegar calcium carbonate siv sib zog los hlawv cov tsev kuaj;

5-kos: tshawb xyuas cov khoom ISO zoo lawv muab ntawv pov thawj, tej ntawv pov thawj, soj ntsuam daim ntawv qhia, yog tsis muaj khoom warranty card thiab lwm yam cajmeem anti-counterfeiting tej.