Custom Silicone
Products Manufacturer
in China

OEM & ODM Silicone Solutions for Global Brands, Importers and Retailers

Custom silicone ice trays and novelty molds

Custom silicone product development and controlled production.

Built for Custom Silicone
Manufacturing

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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Latest Customer Cases

New customer projects appear here automatically when a verified case study is published.

How We Developed a Funnel-Fill Branded Sphere Ice Mold for a German Gift Company

Customer Cases

A documented single-sphere silicone ice mold set with a separate funnel, curved-surface branding, individual packaging and carton records.

How We Developed a Reinforced Large Ice Block Mold for an Australian Cold-Plunge Brand

Customer Cases

How We Developed a Reinforced Large Ice Block Mold for an Australian Cold Plunge Brand Cold plunge therapy has grown rapidly among wellness focused consumers, and brands in this sp

How We Built a Custom Silicone Coloring Mat Set for a U.S. Kids Brand

Customer Cases

How We Built a Custom Silicone Coloring Mat Set for a U.S. Kids Brand Introduction Renjia specializes in custom silicone product development for brands worldwide. This case study e

How We Developed a Custom Logo Ice Mold for a U.S. Hospitality Brand

Customer Cases

How We Developed a Custom Logo Ice Mold for a U.S. Hospitality Brand Introduction In the competitive hospitality industry, creating memorable customer experiences often involves un