YY747A mtundu wachisanu ndi chitatu uvuni wamadengu ndi chinthu chokwezera cha YY802A ng'anjo yadengu eyiti, yomwe imagwiritsidwa ntchito pozindikira msanga chinyezi cha thonje, ubweya, silika, ulusi wamankhwala ndi nsalu zina ndi zinthu zomalizidwa;Kuyesa kubwereza kwa chinyezi kamodzi kumangotenga mphindi 40, kuwongolera bwino ntchito.
Ulusi wautali winawake umadulidwa ndikugwiritsidwa ntchito kuyeza kuchuluka kwa ulusi.
Amagwiritsidwa ntchito poyanika mitundu yonse ya ulusi, ulusi, nsalu ndi zitsanzo zina pa kutentha kosalekeza, zolemera ndi zolondola kwambiri zamagetsi;Imabwera ndi madengu asanu ndi atatu a aluminiyamu ozungulira.
Amagwiritsidwa ntchito podula ulusi kapena ulusi mu magawo ang'onoang'ono ang'onoang'ono kuti muwone momwe amapangidwira.
Amagwiritsidwa ntchito poyesa kusweka kwa mtolo wa ubweya wa ubweya, ubweya wa kalulu, ulusi wa thonje, ulusi wa zomera ndi ulusi wa mankhwala.
Chidachi chimagwiritsidwa ntchito podula ulusi kapena ulusi m'magawo ang'onoang'ono ang'onoang'ono kuti muwone momwe bungwe likuyendera.
Amagwiritsidwa ntchito poyesa kuthyoka mphamvu, elongation pa nthawi yopuma, katundu pa elongation yokhazikika, elongation pa katundu wokhazikika, zokwawa ndi zina za ulusi umodzi, waya zitsulo, tsitsi, mpweya CHIKWANGWANI, etc.
Amagwiritsidwa ntchito poyezera kukana kwenikweni kwa ulusi wamankhwala osiyanasiyana.
Amagwiritsidwa ntchito poyesa kuthyoka kwamphamvu ndikuthyoka kutalika kwa ulusi umodzi kapena chingwe monga thonje, ubweya, silika, hemp, ulusi wamankhwala, chingwe, chingwe cha usodzi, ulusi wophimbidwa ndi waya wachitsulo.Makinawa amatengera mawonekedwe akulu amtundu wamtundu wamtundu wa skrini.
Amagwiritsidwa ntchito poyesa kupindika, kupindika kosakhazikika, kupindika kufota kwamitundu yonse ya thonje, ubweya, silika, ulusi wamankhwala, roving ndi ulusi..
Amagwiritsidwa ntchito poyesa kuthyola mphamvu ndi kuswa elongation ya silika yaiwisi, polyfilament, synthetic fiber monofilament, glass fiber, spandex, polyamide, polyester filament, composite polyfilament ndi textured filament.