OEM Jars Manufacturer & Factory

Certified Child-Resistant Packaging Solutions for Global Brands: Engineered for Safety, Compliance, and Brand Integrity.

Company Profile

CR Tin (Andylots Tin Box Packaging Co.,Ltd) is a streamlined, single-source professional supplier of child resistant tin boxes and jars. We integrate custom locking mechanism design, mold making, rapid sampling, physical compliance testing, and scalable mass production under one roof.

CR Tin began developing certified child resistant lock designs in 2016-2017. Over our 9 years of dedicated research and development and pioneering experience, we have achieved child resistant safety certifications for over 70 custom designs, covering all major metal packaging styles across the industry, and establishing our own unique child resistant locking system.

Whether you require airtight screw-top jars, slide-to-lock tins, or push-and-turn custom metal containers, CR Tin matches state-of-the-art tooling capabilities with rigorous quality control to deliver high-performing solutions for regulated industries globally.

CR Tin Factory Automation and Storage Center
2016
Established R&D
12+
Certified CR Structures
8+
Auto Production Lines
30
Days Design to Product

The Global Shift in Commercial & Industrial Metal Jar Packaging

Unveiling the economic and environmental drivers behind metal jar and tinplate containers.

Regulatory Stringency

Markets in North America and Europe mandate strict child-resistant packaging standards (ASTM D3475, 16 CFR Part 1700.20) for pharmaceuticals, wellness, and cannabis. Failure to comply leads to severe legal liability and product recalls.

The Sustainability Directive

Global brands are aggressively phasing out single-use plastics. Infinitely recyclable tinplate metal jars represent the premier alternative, blending zero-waste initiatives with premium brand value.

Aesthetic & Premium Appeal

Industrial metal jars provide excellent barrier protection against oxygen, moisture, and light. Embossed branding and high-fidelity offset printing yield a durable tactile product that stands out on retail shelves.

High Speed Automatic Tin Production Assembly Lines

Unmatched Manufacturing Efficiency: Sourcing from China

At CR Tin, our production facility based in the global packaging epicenter of China offers structured cost and lead-time advantages that Western fabricators cannot emulate. By integrating regional material supply chains and deploying advanced tooling automation, we reduce time-to-market and per-unit production costs dramatically.

  • Vertical Supply Integration: Direct alignment with China's premium steel and tinplate mills guarantees continuous material access at baseline pricing.
  • High-Speed Robotics & Automation: Our 8+ automatic production lines maintain precise dimensional tolerances, removing manual margins of error and boosting production scale.
  • Rapid Turnaround Tooling: Complete in-house mold shop delivers visual prototypes, 3D renderings, and certified tooling setups in under 30 days.
  • Regulatory Readiness: Prior coordination of ASTM certifications speeds up custom clearance and logistics for export to Western ports.

Tailored Applications for Diverse Global Markets

From regulated pharmaceutical containers to upscale retail displays, our metal jars fit seamlessly across demanding commercial use cases.

Cannabinoids & Edibles

With custom locks and airtight seals, our jars are perfect for gummies, chocolates, and flowers, complying with all state-level packaging mandates.

Confectionery & Mints

Pocket-sized slider and hinged tin cases protect dry confections, maintaining freshness while offering satisfying mechanical closure mechanisms.

Pharmaceuticals & Wellness

Secure, senior-friendly yet child-safe metal jars designed for dietary supplements, lozenges, and specialty prescription formulations.

Cosmetics & Topicals

High-end cosmetic tins and screw-top jars suitable for solid balms, salves, and dry cosmetic powders looking to bypass plastic packaging.

The CR Tin Strategic Advantage

Over 8 years of pioneering child-resistant tin development experience underpins our manufacturing ecosystem.

Various CR Options

Choose from over 12 patented and certified child-resistant structures ready to deploy, reducing certification testing lead times for your brand.

Elite R&D Engine

Our experienced R&D crew provides 3D CAD modeling, virtual rendering, and rapid SLA 3D physical mockups within days of initial consulting.

Strict Quality Controls

Multi-stage quality checks oversee raw tinplate chemistry, hinge tension, automated locking alignments, and final outbound box packing.

Assorted Child Resistant Metal Tins and Jars Designs

Various Certified Child Resistant Options

  • 8 Years Developing: Longstanding R&D depth ensures reliable locking mechanics.
  • ASTM Compliance: Most shapes have successfully cleared ASTM child safety test protocols.
  • Unified System: A broad ecosystem of designs that share standardized accessories and closures.
  • Cost-Efficient Profiles: Refined tool paths minimize extra component counts.

Engineered Cost Control Strategies

Maintaining high compliance standards does not mean pricing your brand out of the market. We optimize unit costs through structured production mechanics:

  • Simplified Internal Mechanisms: Engineering out redundant parts to decrease component fatigue.
  • Automated Tooling: Automatic stamping lines reduce human handling costs.
  • Trusted Local Partners: Long-term volume discounts on silicone, plastic inserts, and protective varnishes.
Precision Metal Tooling and Mold Maintenance
Factory Laboratory Quality Control and Defect Testing

Rigorous Quality Assurance Standards

Compliance packaging requires consistency across runs. Our QA/QC framework covers the entire lifecycle of your order:

  • Raw Material Inspection: Micro-checks on sheet thickness and tin coating weights.
  • In-Line Checkpoints: Continuous testing of locking mechanics during mechanical shaping.
  • Outbound Verifications: Final batch checks, with third-party testing reports available on request.

Comprehensive Customization Support

We work closely with your design team to make sure your brand shines. Our visual and structural customizations include:

  • Diverse Structural Choice: Choose from rectangular, square, round, or custom-shaped geometries.
  • Exclusive Custom Branding: Tailored embossing and engraving styles to fit your aesthetic.
  • Rapid Modeling: Precision 3D structural drawings and 3D SLA physical samples.
  • High-End Artwork Assistance: Virtual product layouts and offset print files prep.
Custom Embossing and Finishing on Metal Tins

Product Selection Reference Guide

Evaluate performance metrics to determine the right compliance packaging style for your product.

Packaging Style Target Application Seal Integrity CR Safety Lock Type Primary Benefit
Screw Top Tin Jars Infused flower, topical salves High Airtight (Gasketed) Push & Turn Mechanism Odour mitigation & moisture barrier
Hinged Lock Boxes Chocolates, vape cartridges Medium (Optional seal) Press & Lift Dual Tabs Premium flat surface for branding
Slider Tins Mints, microdose tablets Standard Base Press / Slide Release Pocket-friendly form factor
Airtight CR Tins Premium edibles, extracts Maximum Airtight Dual Button Release + Gasket Long shelf-life stability

Strategic Sourcing Guide for Volume Procurement Managers

Procuring child-resistant metal packaging requires attention to regulatory details and shipping timelines. When selecting a manufacturing partner, prioritize the following features:

1. Certified Compliance Proofs

Ensure the supplier provides documentation for compliance (US CPSC 16 CFR Part 1700.20, ISO 8317). Sourcing pre-certified structures saves testing fees and months of administrative delay.

2. Material Chemistry and Coatings

Specify food-contact grade tinplate (electrolytic tin coating weight). Verify that internal gold lacquers or organosol coatings protect against corrosion from moist contents.

3. Tooling and Iteration Capabilities

Check the factory's tooling shop capacity. An in-house mold facility allows for rapid adjustment during custom designs without waiting on external suppliers.

Frequently Asked Questions (FAQ)

Clear, expert answers to common questions about our certifications, designs, and production logistics.

What certifies a jar or tin box as "Child Resistant" under US regulations? +
To be certified child resistant (CR) under US 16 CFR 1700.20 standards, packaging must undergo testing panels with children under 5 years old (who must not be able to open it within a specified time) and seniors (who must be able to open it easily). Our tins utilize mechanical locking mechanisms—such as push-and-twist caps or dual-point release tabs—to meet these standards.
Can we customize the dimensions and shape of our metal jars? +
Yes. We design and manufacture custom shapes, sizes, and locking systems. Our team provides 3D CAD blueprints, 3D printing samples, and toolroom adjustments to build packaging that meets your exact brand requirements.
What is the average lead time for custom production orders? +
For customized tins with new tooling, we complete mold fabrication and sample proofs within 30 days. Once the pre-production sample is approved, bulk production typically ranges from 25 to 35 days depending on the order volume.
Are the materials used in your tins food-safe and recyclable? +
Our metal tins are made from 100% recyclable tinplate steel. We apply FDA-approved food-safe protective varnishes and liners, making them ideal for chocolates, gummies, mints, and other edible goods.
How does CR Tin control quality across high-volume production runs? +
We combine automatic production lines with a multi-stage QA/QC process. We test raw steel quality, track stamping alignment in-line, run mechanical tests on final locking parts, and welcome third-party inspections to verify final quality reports.