TH-LA-C dav hlau dyeing tshuab yog Lub zog-txuag dyeing tshuab nrog ultra-tsawg da dej piv. Qhov tseeb qauv no yog tsim los ntawm RGG zoo heev amp; D pab pawg ntawm Wuxi Tonghua.
TH-LA-C dav hlau dyeing tshuab nkag mus rau kev txhawb nqa khoom muag ntawm Tuam Tshoj Luam Ntawv thiab Kev Lag Luam Kev Lag Luam Hauv Lub Kaum Hli, 2020. Wuxi Tonghua yuav txuas mus ntxiv rau kev txuag hluav taws xob thiab kev ua kom muaj pa taws tsawg dua hauv kev lag luam dyeing.
