impact roller features:impact roller with light weight,small rotatory inertia.proportion is one-seventh of steel . uhmwpe material impact roller ,only half weight of regular steel rolller,with small friction.impact […]
On the morning of July 24, the company held a meeting of middle-level managers. The theme of the conference was product development direction and marketing plan. […]
July 25th is a day worth remembering. Because this day the company organized the “team building” expansion training. Although only a short two days, the inspiration […]