How We Designed a Four-Sphere Two-Piece Ice Mold for a…
Customer CasesA documented compact four-sphere two-piece silicone ice mold with four filling openings, 3D structure and bulk-packaging records.
OEM & ODM Silicone Solutions for Global Brands, Importers and Retailers


Renjia is a silicone products manufacturer focused on custom development, sampling, molding, quality control and packaging coordination for overseas B2B projects.
Our flexible manufacturing platform supports established product formats as well as new silicone concepts developed around your brief.
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New customer projects appear here automatically when a verified case study is published.
A documented compact four-sphere two-piece silicone ice mold with four filling openings, 3D structure and bulk-packaging records.
A documented red four-cavity ice mold project showing the same authorized logo across the product, 3D design and packaging records.
A documented dinosaur silicone coloring mat set combining authorized line artwork, markers, cylindrical tube packaging and bulk cartons.

A visible process helps buyers understand what must be reviewed, approved and controlled before shipment.


Start from an active product line or ask us to evaluate a new custom silicone concept.


Custom development
Custom development
Custom development
Custom development
Share your product idea, target quantity and market. We will review the available information and identify the next development step.