Cov ntaub ntawv yas cov tshuaj yas yeeb tshuaj feem ntau yog ua los ntawm yas, yas, yas, cov yas, thiab lwm yam. Feem ntau, qhov kub thiab txias yuav tsum tsis pub tshaj 60 ° C; tom qab kub sau, lub hau thiab lub ci yuav tsum raug kaw tom qab cov ntsiab lus yog cia txias thiab txo qis rau chav kub; tom qab ntawd cov ntaub ntawv xov xwm nram qab no yog cov tshuaj lom neeg sib qhia los ntawm Liangzhu Xiaobian tuaj yeem ua kom tau raws li kev paub ntawm tsib yam kev mob ntawm kev thov kev lag luam muaj raws li hauv qab no:
1) Nws muaj cov haujlwm ntawm kev siv yooj yim. Tus qauv tsim ntawm lub qhov ncauj ntawm cov thoob ntim cov pa tshuaj yuav tsum xav tias yooj yim qhib, thiab nws tuaj yeem qhib thiab kaw ntau zaus. Nws yog qhov yooj yim rau cov khoom pov tseg, thiab nws tsis tuaj yeem ua rau qhov tshwm sim ntawm kev sib sau thiab ua rau tib neeg;
2) Cov ntawv ntim cov tshuaj yas ua rau cov khoom lag luam muaj cov qauv ua haujlwm. Cov zaub muaj nuj nqi ntawm cov khoom yuav tuaj yeem pom dhau los ntawm cov tsos zoo nkauj, qaim xim, du nto thiab pob tshab;
3) Thaum tsim cov khoom siv tshuaj, lwm lub zog muaj peev xwm ntxiv rau tus foob: tiv thaiv kev cuav, tiv thaiv tub sab, tiv thaiv thaiv, tshuaj txau, thiab lwm yam;
4) Nws yuav tsum muaj cov haujlwm ntawm sab nraud quab yuam, nws tuaj yeem hloov mus rau ntau hom kev thauj mus los thiab txoj kev khaws cia, thiab tiv thaiv cov ntsiab lus ntawm kev puas tsuaj;
5) Lub ntsej muag tshuaj lom neeg yuav tsum muaj cov haujlwm ua haujlwm tiv thaiv cov ntsiab lus, tuaj yeem tiv thaiv kom tsis txhob ya raws, dej, hmoov av thiab xeb. Teeb meem rau plua plav sab nraud, dej thiab lwm yam kua ua dej; tiv thaiv kev ntim khoom los ntawm kev ua paug thiab corroded; tiv thaiv kev nkag mus hauv UV, hloov mus rau qhov hloov pauv ntawm qhov kub thiab txias, thiab tiv thaiv cov khoom ntim ntawm lub hnub thiab ultraviolet rays;
