04. Tshiab Lampworking Borosilicate Iav Hauv Vaj Tse
May 17, 2018
Tso lus
Txais tos tiv tauj peb rau qhov tshwj xeeb uas tsim cov khoom iav.
Peb muaj peev xwm tsim tau ob qho khoom ua kua iav thiab borosilicate iav khoom.
Thov mus xyuas peb cov khoom haum tshiab iav.
