How We Developed a Custom Silicone Mascara Tube Sleeve for…
Customer CasesA documented silicone mascara tube sleeve project covering curved-logo placement, component assembly, visual inspection and protective bulk packing.
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 silicone mascara tube sleeve project covering curved-logo placement, component assembly, visual inspection and protective bulk packing.
A documented eight-cavity square ice tray project covering its 2-by-4 structure, pink silicone, retail-box fit and bulk carton packing.
A documented foldable silicone faucet mat project covering its installation opening, drainage ribs, folding zones and compact transport packing.

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.