Bi-injection mould with the rotation system made the molding of dual-color product fast and simply. Our brother company Dakumar Machinery also can offer the two colours rotary injection moulding machines. Please kindly see the videos of the bi injection moulds which we have made. We have Bi-injection moulding machines in our workshop which are especially for moulds testing, we can offer you the bi-injection moulding service, can consider the mould invested by us.