日韩成人影视一区二区中文字-日韩成人影院日欧毛片-日韩成人在线电影-日韩成人在线观看-日韩成人在线卡通网站-日韩成人在线视

Main purpose:

Suitable for semi-automatic quantitative packaging of powdery or small particle materials in industries such as building materials, chemicals, fertilizers, etc

(such as dry mortar, concentrated materials, fish meal, eel meal, chemical powder, etc.).