Nrog rau kev ua tau zoo ntawm kev ua tsis kam, corrosion kuj, fiber ntau dua kev sib txuas lus, kev kho mob, metallurgy, hluav taws xob thiab lwm yam.
St.cera Co., Ltd.Possessed nrog cov ntsiab lus ntawm cov tshuab ziab siab thiab polishing, precision sab hauv cov khoom sib tsoo nrog ntau hom duab thiab cov qauv zoo.