Vim Li Cas Siv Ib Tus Tseem Ceeb?

1. Siv cov khoom siv mos mos PVC.

2. Qhov zoo ntawm cov mos roj hmab keychain yog: xom lees, lub tso suab zoo nkauj, xim zoo nkauj, xav, zoo nkauj pom, tus nqi qis thiab 2D thiab 3D teebmeem

3.2D yog sab pem hauv ntej ntawm tus qauv, sab nraub qaum yog lub dav hlau; cov duab peb-seem yog qhov zoo ib yam li cov qauv muab ob npaug hauv qhov txuas nrog 2D thiab 3D cov duab kos ua ke