1. Cov qauv uas muaj peb sab, uas tuaj yeem ua kom tiav kev siv cov chaw cia khoom, txhim kho kev siv cov khoom lag luam, thiab muaj peev xwm txhab pov tseg;
2. Cov khoom siv tau yooj yim, tuaj yeem ua ntej, tawm ua ntej, 100% muaj peev xwm xaiv, tig cov khoom muag khaws cia;
3. Cov khoom nyob rau hauv lub tsev qiv ntawv yog muaj tseeb ntawm qhov muag, uas yog yooj yim rau cov khoom muag, faib, ntsuas thiab lwm yam kev tswj hwm tseem ceeb;
4. Cov khoom khaws cia rau hauv cov txee tsis muab sib dhos, thiab poob ntawm cov ntaub ntawv yog me me, uas muaj peev xwm ua kom tag nrho lub peev xwm ntawm lub peev nyiaj thiab txo cov khoom poob hauv cov khoom txuas;
5. Txhawm rau kom muaj cov khoom khaws tseg cia, kev ntsuas xws li noo noo, plua plav, khib nyiab thiab kev tsoo khoom yuav raug coj los txhim kho qhov khoom siv kom zoo;
6. Raws li kev tswj cov kev xav tau ntawm cov tuam txhab kev lag luam niaj hnub nrog tsawg tus nqi qis, tsis tshua muaj kev lag luam thiab cov khoom siv kev lag luam siab siab;
7. Cov kabmob qhov loj yog qhov loj, nws tsis yog yooj yim yuav deformed, kev twb kev txuas yog txhim khu kev qha, lub disassembly thiab los ua ke yog ib qho yooj yim thiab diversified. Yog li ntawd, lub txee cia plays lub luag hauj lwm loj hauv txoj kev lag luam niaj hnub. Nrog rau kev lag luam ntawm kev lag luam niaj hnub no, kev teeb tsa thiab kev ua haujlwm ntawm cov txee cia kuj tau zoo tas li.
8. Kom ua tau raws li qhov xav tau ntawm cov khoom ntim khoom loj, ntau yam kev tswj hwm thiab kev tswj hwm, thiab nrog cov cuab yeej sib txuas lus, qhov kev txiav txim siab thiab kev tuav pov hwm ib yam nkaus yuav ua tau;
