Tau txais cov ntaub ntawv! Nrhiav cov ntsiab lus hais txog kub muag pheej yig bonnell caij nplooj ntoos hlav pward rau Africa, dammask Bonnell Paus, Bonnell Caij Nplooj Ntoos Hlav
Ntawm Rayson, txhim kho thev naus laus zis thiab kev tsim kho tshiab yog peb cov ntsiab lus zoo. Txij thaum tsim, peb tau tsom rau kev tsim cov khoom lag luam tshiab, txhim kho cov khoom lag luam zoo, thiab pabcuam cov neeg siv khoom. Tag nrho lub txaj pw txaj thiab lub caij nplooj ntoos hlav box peb cog lus tias peb tau muab cov khoom lag luam zoo xws li tag nrho txaj thiab lub caij nplooj ntoo hlav thiab cov kev pabcuam lub caij nplooj ntoo hlav. Yog tias koj xav paub cov ntsiab lus ntxiv, peb zoo siab tau qhia koj.Rayson tau dhau ntau yam kev sim ntau yam. Lawv yog qhov kev ua txhaum kev sim, kev kuaj cov colilfastness, rhuav tshem kev kuaj, cov tshuaj ntsuam lub zog, thiab lwm yam.