In dual-color mold manufacturing, preventing warpage between two plastics with different shrinkage rates during synchronized cooling is a recognized industry challenge. Leveraging years of molding simulation experience, our company has scientifically designed the gate positions and cooling channel layout to perfectly overcome this issue. The resulting grey and white dual-color pail not only boasts a high-end color scheme but also features precisely tuned damping in its folding mechanism. It serves as an ideal portable water storage tool for scenarios such as camping, RV travel, and outdoor fishing.