Gosdar company have several designers & several engineers that specialize in manufacturing plastic mold of screw thread closure & cap, jar, flip-flop cap, child safe cap, lipstick, bottle, compact, mascara, and so on.

We use Sweden Assab S136H(420) as mold material, and Hasco parts such rifle axes, and LKM mold base and so on.

The core shaped up by revolving grind into, so the screw thread of plastic shaped cap is very glazed like mirror; the screw thread core of mold there have circular water system, so the shaped cap of screw thread can not be able to distort.