For each bundle, ensure 90% four sides clean ( no knots/no cracks/no blue stain/no waterline...)a
For each board, ensure one big side clean ( no knots/no cracks/no blue stain/no waterline...),if
a)Ensure one big side clean(no cracks/ knots/blue stain/waterline.) but waterline,blue stain and
For each board, ensure 50%~60% clean(no waterline/knot/blue stain/cracks), but the rests allow wa
Foreachcontainer,ensure90%twobigsidesclean,theotherbigsidehassoundknot(lessthan2cm)andwaterline,n
Eachboard,onebigsideensurenocrack,nowaterline,noknots,theothersideallowswaterlineand3cmsoundknot.
ABC grade mixed , one side edged and ending crack allowed( A grade 30%~35%、B grade 30%~35%, C gra
ensure four sides clean ,no knots, First dry then cutting. 四面无水线、无节疤,先烘后切。
Only waterline allowed,ensure first dry then cut. 仅有水线、无节疤,先烘后切。