In 1998 , ruyi s advanced products such as " elastic woolen spinning fabric " , " machine - washable woolen fabric " , and " comfortable woolen spinning fabric " , etc passed provincial technique appraisal and filled the gaps in domestic fabric fields . in 1999 , " bicomponent woolen spinning " series and " non - shrink fine - spinning fabric " passed the state - level technical appraisal , and filled the gap on the domestic market 98年, "彈性毛織物" 、 "機(jī)可洗毛織物" 、 "舒適毛織物"等項(xiàng)目通過省級(jí)技術(shù)鑒定,填補(bǔ)了國內(nèi)空白, 99年, "雙組份毛精紡系列產(chǎn)品"和"精紡面料防縮產(chǎn)品"通過國家級(jí)技術(shù)鑒定,填補(bǔ)了國內(nèi)空白。