Peb tsim thiab muab thoob ntiaj teb fiberglass rebar thiab cov lus sib xyaw. Kev ua tib zoo saib xyuas khoom lag luam thiab cov khoom zoo ntawm cov khoom nyoos lav peb cov neeg siv khoom zoo cov khoom raws li cov kev xav tau niaj hnub.
KOMPOZIT 21 ua kom muaj cov khoom sib txuas ua ke thiab cov ntxaij ntawm cov khoom siv niaj hnub no. Peb ib txwm muaj cov khoom hauv cov Tshuag thiab npaj txhij los muab kev xa khoom ceev ceev thoob plaws ntiaj teb.