Founded in Hong Kong in 1985, Sang Cheong works with Dongguan Golden Metal’s self-owned factory to integrate R&D, mold making, die-casting, processing, zipper production and quality testing.
From zippers and pulls to die-cast bag hardware, we support brands, trading companies and cross-border businesses with manufacturable, customizable and testable one-stop solutions.
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Metal zippers, nylon zippers, waterproof specialty zippers, custom sliders, pulls and zipper plates for bags, apparel, footwear and outdoor products.
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Buckles, belt buckles, locks, hooks, buttons, metal nameplates, alloy die-cast parts and CNC precision components.
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Mold development, 3D prototyping, electroplating, laser logo marking, style customization, packaging and full-process project support.
Dongguan Golden Metal is equipped for mold processing, precision die-casting, polishing, zipper production and professional testing, supporting new product development, private molds and stable bulk delivery.
Built in Houjie, Dongguan in 1997 to support export orders and long-term supply partnerships.
R&D, production, QC, merchandising and delivery teams work together for faster response.
IQC, IPQC, FQC and OQC cover incoming materials, production, finished goods and shipment.
From design, sampling and tooling to surface treatment and bulk delivery.
Sang Cheong was founded in Hong Kong in 1985 and established a self-owned standardized production facility in Houjie, Dongguan in 1997. Dongguan Golden Metal Handbag Accessories Co., Ltd. acts as the production base for zippers, sliders, bag hardware and alloy die-cast components.
As an integrated manufacturer covering R&D, mold making, die-casting, surface treatment, zipper production and quality testing, we provide full-process OEM/ODM customization services.
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Our products undergo rigorous testing — from durability to design detail — meeting international quality standards.
Quality and compliance requirements are verified according to product materials, testing needs and each customer order.
Partner with us to bring your design vision to life with precision and quality.
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