Chaw tsim khoom

Peb qhov chaw tsim khoom tseem ceeb yog nyob ntawm Shangyu Eco-Tech Development Area, Hangzhou Bay, Shaoxing City, Zhejiang Province, Suav.Ntawm no peb tsim cov pigments zoo tshaj plaws thiab cov tshuaj tshwj xeeb rau cov txheej txheem thoob ntiaj teb uas yuav tsum tau siv hauv ntau lub lag luam thoob ntiaj teb.
Peb txuas ntxiv txhim kho thiab txhim kho peb cov khoom thiab cov kev pabcuam kom zoo dua qub rau ntau yam kev xav tau ntawm peb cov neeg siv khoom.Peb lub hauv paus ntsiab lus yog tsim kom muaj kev ua tau zoo thiab xa tus nqi.