Sau cov ntawv sau rau ntawm qhov rooj ntoo

Dacen tsim cov ntawv tshiab lub qhov rooj ntoo, tuaj yeem sau cov paj ntawm ntoo, mdf, yas nrog cov qoob loo. Kev simulation ntawm ntoo, tuaj yeem siv rau wood rooj, rooj tog.