Rongli Printing in Shanghai delivers exceptional Packaging design: Color box lock with advanced multi-process capabilities including hot stamping, spot UV, embossing, and debossing. Our factory uses premium inks and Heidelberg equipment for vibrant colors and durable finishes. Supporting low MOQ, free digital proofs, and rush production, we create luxury packaging that enhances brand appeal for cosmetics, gifts, and food products.

We provide professional Packaging design: Color box lock services in Shanghai, partnering with hundreds of renowned brands across cosmetics, health foods, tea & chocolate, consumer electronics, and luxury gifts. With extensive experience, we translate brand vision into flawless packaging that stands out on shelves and enhances consumer unboxing experience.
| Brand Partnership | Industry Standard | Our Track Record |
|---|---|---|
| Brands Served | Tens of brands | Hundreds of premium brands |
| Industries Covered | 3-5 sectors | 10+ industries in depth |
| Design Reproduction | 85-90% | 99%+ perfect execution |
We offer unparalleled flexibility in box dimensions, from compact 80×60×20mm designs to large 500×400×300mm formats. Every size is custom-engineered with precise die-cutting and folding to ensure structural stability and perfect fit, making our color boxes ideal for everything from small cosmetics to oversized luxury gift sets.
| Size Specification | Standard Offering | Our Capability |
|---|---|---|
| Minimum Box Size | 100×80×50mm | 80×60×20mm and smaller |
| Maximum Box Size | 400×300×200mm | Up to 500×400×300mm |
| Custom Size Tolerance | ±1mm | ±0.3mm precision |
We maintain aggressive unit pricing at every order level through optimized production, strategic material sourcing, and lean operations. Whether ordering 100 pieces or 100,000, you receive market-leading rates without sacrificing quality or turnaround time.
| Unit Price Level | Standard Rate | Our Rate |
|---|---|---|
| Small Run Unit Cost | High due to setup | Optimized low-volume pricing |
| Mid-Volume Unit Cost | Average market | Below-market competitive |
| Large-Volume Unit Cost | Standard bulk | Top-tier volume savings |
We offer three scheduling tiers—Standard, Priority, and Emergency—allowing you to choose the perfect balance of speed and cost. Priority slots guarantee production start within 24 hours, while Emergency activates our dedicated rush lines for maximum urgency.
| Scheduling Tier | Standard Access | Our Options |
|---|---|---|
| Production Start Delay | 3-10 days queue | Immediate to 24 hours |
| Priority Slot Availability | Limited or charged | Multiple tiers included |
| Schedule Change Flexibility | Rigid | 48-hour adjustment window |
Even at low quantities, we offer complete customization freedom—unique sizes, custom die-cuts, special inserts, and multi-process finishes. This level of personalization is typically reserved for large orders elsewhere, giving smaller brands access to truly bespoke packaging.
| Customization Type | Standard Volume Required | Our Minimum |
|---|---|---|
| Custom Die-Cut Shapes | 1000+ pieces | Available from 100 pieces |
| Special Inserts & Fitments | 2000+ pieces | No minimum restriction |
| Multi-Finish Combinations | Bulk only | Full access at any quantity |
Our inks and coatings are formulated for excellent light-fastness and resistance to fading, ensuring packaging colors remain vibrant throughout product shelf life. UV varnishes and lamination options further protect against environmental exposure and handling wear.
| Color Longevity | Standard Resistance | Our Resistance |
|---|---|---|
| Light Fastness Rating | 6-7 (Blue Wool Scale) | 8+ excellent rating |
| Fade Resistance Period | 6-12 months display | 24+ months stable |
| Protective Coating Options | Basic varnish | UV + anti-scratch layers |
All our processes support soy-based and vegetable inks, FSC-certified papers, and water-based coatings for reduced environmental impact. We maintain full premium quality and process capabilities while prioritizing sustainability for environmentally conscious brands.
| Eco Process | Standard Ink/Coating | Our Eco Option |
|---|---|---|
| Ink Type | Petroleum-based | Soy & vegetable inks |
| Coating Chemistry | Solvent-based | Water-based & biodegradable |
| Process Compatibility | Limited eco options | Full process range eco-friendly |
We subject packaging to extended vibration testing on shaker tables simulating truck, air, and sea transport. This ensures contents remain secure and undamaged during long-distance shipping, especially important for fragile cosmetics and glass products.
| Vibration Test | Standard Duration | Our Duration |
|---|---|---|
| Truck Simulation | 1-2 hours | 8+ hours continuous |
| Frequency Range | Limited band | Full 1-200Hz spectrum |
| Content Security | Basic hold | Zero movement guaranteed |
All papers and boards are sourced from responsibly managed forests with full FSC chain-of-custody certification. We prioritize renewable, low-impact materials while maintaining premium printability and finish quality for environmentally conscious luxury brands.
| Sustainability Feature | Standard Practice | Our Practice |
|---|---|---|
| FSC Certification | Partial or on request | 100% FSC-certified stock |
| Chain-of-Custody Tracking | Limited traceability | Full documented traceability |
| Recycled Content Availability | Low percentage | High post-consumer options |
Running multiple SKUs together reduces setup costs, material waste, and production time compared to separate orders. Clients achieve significant savings while maintaining individual design integrity and delivery synchronization for complex product ranges.
| Cost Benefit | Standard Separate Runs | Our Combined Run |
|---|---|---|
| Setup & Tooling Cost | Multiplied per SKU | Shared efficiency savings |
| Material Utilization | Higher waste | Optimized sheet planning |
| Overall Unit Economics | Premium pricing | Better value at scale |
Our in-house laboratory features advanced testing instruments including spectrophotometers, burst testers, compression machines, and climate chambers. These tools enable precise measurement of color, strength, and environmental performance for every production batch.
| Testing Equipment | Standard Tools | Our Tools |
|---|---|---|
| Color Measurement | Basic colorimeter | X-Rite spectrophotometer |
| Strength Testing | Manual devices | Automated burst & compression |
| Environmental Simulation | Limited | Full climate chamber |
Our packaging for vitamins, supplements, and OTC medicines combines child-resistant features with premium printed finishes. Rigid boxes with tamper-evident seals and informative inserts meet regulatory requirements while maintaining attractive brand presentation.
| Health Application | Standard Packaging | Our Packaging |
|---|---|---|
| Child-Resistant Design | Separate cap | Integrated box mechanism |
| Tamper-Evident Seal | Sticker only | Perforated tear strip |
| Information Insert | Loose leaflet | Integrated fold-out panel |
Our clients actively recommend us to industry peers, with many new projects coming through word-of-mouth referrals. This organic growth reflects genuine satisfaction with our quality, service, and overall value delivered on every project.
| Referral Metric | Standard Rate | Our Rate |
|---|---|---|
| Client Referrals | Occasional | Primary growth source |
| Willingness to Recommend | 70-80% | 95%+ NPS score |
| Peer Introductions | Rare | Frequent industry referrals |
This section addresses advanced technical questions about printing processes, color management, material compatibility, and structural design. Ideal for designers and product managers who need precise specifications for their packaging projects.
| Technical Topic | Standard Depth | Our Depth |
|---|---|---|
| Process Compatibility | General overview | Material-specific guidelines |
| Color Management Details | Basic advice | ICC profiles & proofing steps |
| Structural Engineering | Limited info | Load & drop test data |
Beyond premium color boxes, we provide a full range of complementary packaging items including custom hang tags, product labels, tissue paper, ribbons, and shopping bags. Order everything together for consistent branding, simplified logistics, and better pricing.
| Complementary Item | Standard Offering | Our Offering |
|---|---|---|
| Hang Tags & Labels | Basic print | Custom shape & finish |
| Tissue & Ribbon | Plain colors | Branded printing available |
| Shopping Bags | Separate supplier | Matching design & material |