Cov ntaub nplaum tuaj yeem muab faib ua cov ntaub nplaum kub thiab cov ntaub nplaum roj hmab raws li cov nplaum sib txawv.
Tsis tas li ntawd, raws li qhov yuav tsum tau muaj, muaj ob-sided daim kab xev thiab ib sab daim kab xev.
Daim kab xev daj siv hauv kev lag luam ntawv yog qhov tseem ceeb tuaj. Tsuas muaj ib qho hauv Suav teb, Jiangsu.
Raws li cov xim, nws tuaj yeem muab faib ua: daim kab xev dub, nyiaj grey daim kab xev, daim kab xev ntsuab, daim kab xev liab, daim kab xev dawb, thiab daim kab xev daj.