The Seven Stars Big Dipper colloid mill JM series， the colloid pump the ZB series， the mulser R series.

七星JM系列、胶体泵ZB系列、乳化机R系列。

Seven Stars Big Dipper Multi-purpose colloid mill JM series, the colloid pump the ZB series, the mulser R series.

七星JM多功能胶体磨系列、胶体泵ZB系列、乳化机R系列。