Cov txheej txheem luam ntawv hauv cov khoom siv silicone ua kev lag luam tau ntev tau ua ke, tam sim no hauv kev lag luam silicone roj hmab cov khoom lag luam yuav ib txwm siv qee qhov zoo nkauj ntawm cov txheej txheem, tom qab ntawd xaiv cov txheej txheem luam ntawv luam tawm ntau dua 50%.First o...
Cov khoom siv silicone tau dhau los ua cov khoom siv niaj hnub, cov khoom siv hauv tsev, thiab lwm yam hauv peb lub khw.Ntau tus phooj ywg muaj kev tsis ntseeg zoo txog keeb kwm ntawm cov khoom siv silicone, tsis yog yuav ua li cas rau cov khoom lossis yuav ua li cas rau xim.Txawm li cas los xij, cov txheej txheem molding ntawm ntau yam li ...