Custom Metal Box Supplier & Factories

Pioneering Certified Child-Resistant Tin Packaging Systems & Advanced Engineering for Global Brands

Certified Child-Resistant Structural Tins (Batch 01)

OEM 2.1 Inches Child Resistant Square Tin for Gummies

OEM 2.1 Inches Child Resistant Square Tin for Gummies Manufacturers, Supplier

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Custom Smaller Slide Child Proof Tin Can

Custom Smaller Slide Child Proof Tin Can Suppliers, Factories

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Custom 4.35 Inches Hinged Tin Box for Six Prerolls

Custom 4.35 Inches Hinged Tin Box for Six Prerolls Suppliers, Factory

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OEM Middle Hinged Child Resistant Tin Box with Buttons

OEM Middle Hinged Child Resistant Tin Box with Buttons Manufacturer, Suppliers

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OEM Airtight Child Proof Tin Can for Marijuana Flower Packaging

OEM Airtight Child Proof Tin Can for Marijuana Flower Packaging Supplier, Factory

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Custom Hinged Tin BOX for Gummies

Custom Hinged Tin BOX for Gummies Manufacturer, Factories

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OEM Gummies Square Child Resistant Tin Box

OEM Gummies Square Child Resistant Tin Box - 2.1x2.1 inches Manufacturers, Factory

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OEM Large Hinged Child Resistant Tin Box

OEM Large Hinged Child Resistant Tin Box Manufacturers, Suppliers

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CR Tin Corporate Facility and R&D Lab

The Global Metal Packaging Landscape: Compliance, Sustainability, and Brand Equity

In the modern industrial packaging paradigm, the choice of material is no longer just a structural container decision, but a core strategic pillar for brand protection, compliance, and carbon footprint mitigation. As global regulatory bodies implement stricter directives against single-use plastics, tinplate has emerged as the premier medium. Known for its infinite recyclability, physical resilience, and premium tactile feel, custom metal packaging represents the pinnacle of modern industrial design.

CR Tin (Andylots Tin Box Packaging Co.,Ltd) is a streamlined, single-source professional supplier of child resistant tin boxes. We integrate lock design, mold fabrication, compliance testing, and mass production. Established in 2017 with R&D roots starting in 2016, we have engineered over 70 certified child-resistant lock systems, establishing ourselves as a global leader in high-barrier protection.

“True sustainability in industrial metal fabrication demands infinite lifecycle loops. Steel and tinplate represent the gold standard of circular materials, shielding products from moisture, oxidation, and child access while protecting our biosphere.”

Empirical Capabilities & Scale

A statistical showcase of our manufacturing excellence and global supply chain integrations.

2016
R&D Foundation
Developing custom CR tin packaging to ensure compliance in demanding global markets.
12+
Certified Structures
More than 12 patented, fully certified child-resistant structures ready for immediate deployment.
8+
Automated Lines
High-speed automatic production lines delivering consistent quality and scale.
30 Days
Turnkey Delivery
Complete process from initial design mockup, tooling, and ASTM testing to production run.

Why Leading Brands Choose CR Tin

High-end child resistant metal packaging engineered for the US, Canadian, and European compliance markets.

Various CR Tin Options

We supply a selection of over 12 proprietary, certified CR tin architectures. This allows brands to secure compliant solutions that fit their unique product dimensions without bearing long tooling cycles.

Strong R&D Engineering

Our dedicated engineering department provides complimentary creative services, drafting 3D CAD models, generating photorealistic renderings, and printing physical 3D samples for fast validation.

Rigorous Quality Control

Operating under ISO 9001 and strict regulatory frameworks, we implement automated optical inspection systems paired with manual line checkers to eliminate defect rates down to ppm levels.

Unrivaled Production Efficiencies & Cost Controls

How our localized Chinese manufacturing model delivers premium packaging with maximum economic yield.

The Advantages of Automated Assembly

China leads the world in industrial packaging engineering through complete, localized supply chain ecosystems. At our facilities, raw tinplate is sourced directly from tier-one steelmills, and processed utilizing high-precision lithography and automated stamping presses.

  • Simplified CR Structures: Optimized mechanical locks reduce moving parts and total assembly costs.
  • Automation: Automatic lines run continuously to guarantee dimensions and lock integrity.
  • Trusted Accessories: Key parts (silicone gaskets, metal buttons, plastic inserts) sourced from certified domestic partners.
  • Optimized Tooling Costs: In-house mold design cuts tooling expenditures by up to 50% compared to Western tooling.
Automated Tinplate Printing and Press lines

Comprehensive Quality Assurance Protocols

Ensuring a child-resistant mechanism operates reliably over a product's lifecycle requires exact manufacturing tolerances. Stamping variations of just 0.1mm can compromise compliance. CR Tin operates a closed-loop quality management system.

  • Incoming Raw Materials: High-purity tinplate certified for corrosion resistance and structural integrity.
  • Inline Robotic Inspection: Optical monitoring checks key locks at critical production steps.
  • ASTM Compliance Audits: Independent laboratory inspections provide child-resistance reports (16 CFR Part 1700.20).
  • FDA-Compliant Inks: Food contact-safe varnishes and coatings, protecting inner contents.
QC Inspection Lab testing locking dynamics

Pioneering Child-Resistant Structural Systems

With over 8 years of specialized engineering in child-resistant tin boxes, our design catalog spans across airtight formats, recycling material profiles, and complex custom geometric locks. Whether your product requires ASTM-certified child-resistant closures or high-end promotional branding, we deliver systems engineered for compliance and luxury.

CR Tin product structural range

1. ASTM & CPSC Tested Mechanisms

Our tins are designed and tested to comply with 16 CFR Part 1700.20 protocols. The child-resistant mechanics utilize cognitive and physical lock designs, requiring dual-motion coordination that young children cannot easily reproduce, while maintaining access for seniors.

2. Airtight Gasket Integrations

For organic products, cannabis flower, or delicate confections, keeping oxygen out is key to preserving potency. We integrate food-grade silicone and rubber gaskets into the tin structures to achieve hermetic sealing.

3. 100% Recyclable Tinplate Material

Our metals can be endlessly recycled without degradation of structural properties. This supports zero-waste goals and elevates your brand’s circular economy credentials.

4. Custom Tooling & 3D Render Support

From custom embossed lids to specific geometric compartments, our design team produces 3D renderings and rapid plastic prototypes to accelerate your speed-to-market.

Localized Applications & Industrial Trends

Adapting high-performance metal packaging to dynamic regulatory and commercial spaces.

Cannabis, Pre-Rolls & Infused Gummies

With legal standards in the USA, Canada, and Germany enforcing Child-Resistant closures, our tin boxes provide the primary barrier compliance (ASTM D3475) needed to launch prerolls, flower, and gummies securely.

Pharmaceuticals & Nutraceuticals

Prescription drugs, herbal vitamins, and energy pills require high barriers to children, moisture resistance, and pocket-friendly formats. Our pocket-sliding tins and hinged lockable boxes offer compact, highly protective travel packaging.

Premium Confectionery & Gifts

For high-end chocolates, tea, coffee, and corporate items, visual appeal drives purchasing decisions. Our metal containers offer advanced offset lithography, embossing, and matte varnishes for shelf appeal.

Certified Child Resistant Tin Boxes Options

Customized Child-Resistant System Support

CR Tin guides brands through the development process. From initial concept sketch to a validated mass-production product, we work to protect your intellectual property and regulatory compliance.

  • Broad Selection: Choose from various pre-certified child-resistant styles.
  • Exclusive Customization: Tailor dimensions, geometries, and embossings to match your brand assets.
  • 3D Engineering Support: Detailed 3D CAD files and rapid polymer mockup samples.
  • Dynamic Renderings: Photorealistic mockups showing artwork placement, finish options, and varnishes.
3D Printed Prototype and Tinbox tooling

Advanced Engineering Tools

Our facility uses CNC machining center toolings to mill press molds quickly. We offer modern printing options, including Pantone Matching (PMS), CMYK offset printing, tactile spot-UV coatings, and debossing.

Whether your target is a 3-button sliding tin for prerolls or a square button tin for infused gummies, our designs balance child protection with smooth, user-friendly access for adults.

Expert Sourcing Q&A

Technical insights on materials, engineering standards, and global logistics for procurement managers.

What is the standard lead time for custom tooling and mass production at CR Tin?
Typically, custom tin tooling fabrication and validation sample testing require 15 to 20 days. Once the pre-production sample is approved, bulk production takes between 25 to 30 days depending on the quantity and design complexity.
How are child-resistant metal boxes tested and certified for compliance?
Our CR tin boxes are certified based on 16 CFR Part 1700.20 and ASTM D3475 protocols. Testing involves evaluation panels consisting of young children (aged 42–51 months) and senior adults (aged 50–70 years) to ensure they are difficult for children to open while remaining accessible to seniors.
What food-safety standards do your metal tin coatings meet?
All our inner food-grade varnishes, gold lacquers, and food liners are FDA-approved, EU-compliant, and BPA-free. They are engineered to prevent interaction with organic components, preserving your products' flavor, freshness, and quality.
Do you offer airtight child-resistant metal boxes for moisture-sensitive products?
Yes. We design and manufacture airtight CR tins utilizing high-grade food-safe silicone gaskets or rubber rings embedded into the tin lid. These provide hermetic seals to protect moisture-sensitive products like cannabis flowers, gummies, and mints.
What is the typical Minimum Order Quantity (MOQ) for custom-printed metal boxes?
Our MOQ generally ranges between 10,000 to 20,000 units depending on the sizing and manufacturing setups. This is determined by the preparation and calibration steps required for high-speed automated offset printing machines.
How do you handle shipping logistics and customs compliance for global deliveries?
We provide logistics support including FOB, CIF, DDU, and DDP shipping terms. Our documentation matches regulatory requirements, and child-resistance certificates are provided for custom clearance at international ports.

Certified Child-Resistant Structural Tins (Batch 02)

OEM Hinged Small Child Proof Tin Case

OEM Hinged Small Child Proof Tin Case Manufacturer, Factory

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OEM child resistant tin with two metal buttons

OEM child resistant tin with two metal buttons Suppliers, Factories

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Custom Larger CR Slide Tin Case for King Prerolls

Custom Larger CR Slide Tin Case for King Prerolls Manufacturers, Factory

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Custom 3 Inches Square Airtight Child Resistant Tin Box

Custom 3 Inches Square Airtight Child Resistant Tin Box for Flower Manufacturers, Factories

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OEM Small Child Resistant Tin Cube for Jellies

OEM Small Child Resistant Tin Cube for Jellies Manufacturer, Factory

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Custom 4.75 Inches Large Hinged Child Resistant Tin Box

Custom 4.75 Inches Large Hinged Child Resistant Tin Box Supplier, Factory

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OEM Child Resistant Tin with Lock

OEM Child Resistant Tin with Lock Manufacturer, Manufacturers

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Custom Round Child Proof Tin Can for Mints

Custom Round Child Proof Tin Can for Mints Manufacturer, Manufacturers

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