Ceramic implementation standard GB / T2580-2002
The national recommendation standard has been promulgated for 25802002 years
GB stands for national standardsT stands for recommendation2580 means standard code2002 indicates standard release yearGB/T2580-2002 fine ceramic cooking utensil
GB stands for national standardsT stands for recommendation2580 means standard code2002 indicates standard release yearGB/T2580-2002 fine ceramic cooking utensil