Communicate client demands, confirm specs, crafts, budget & lead time, assess feasibility and finalize project plan.
We believe effective packaging development begins with understanding the brand behind it. At SUMSENG, we work with customers to shape packaging that balances aesthetics, functionality, and manufacturability — turning ideas into solutions that feel considered, reliable, and ready for the next step.
Project Brief
Read More
Communicate client demands, confirm specs, crafts, budget & lead time, assess feasibility and finalize project plan.
Structural Design
Read More
Design opening and sealing structures, calibrate tolerances and deliver drawings for functional packaging.
3D Prototyping
Read More
Produce physical samples to verify size and assembly, optimize details and reduce mold revision costs.
Mold Development
Read More
Manufacture precision molds, conduct trial molding to fix defects and ensure consistent mass production.
Injection Molding
Read More
Adopt cosmetic-grade materials for injection molding, control parameters and inspect semi-finished products.
Assembly & Final Review
Read More
Complete assembly and full inspection on appearance and functions. Qualified goods will be arranged for delivery.



