Professional Packaging method of Wencai color box solutions from Rongli Printing in Shanghai, factory direct with no intermediaries. We master complex combinations of hot stamping, spot UV, embossing, and specialty inks on eco-certified materials. Low-volume friendly, bulk discounts available, free design support, and fast delivery make us a preferred partner for premium brand packaging.
Rongli Printing operates multiple German Heidelberg 5-color + inline coating printing lines, paired with Japanese high-grade inks and professional ICC color management. We master up to 6 premium processes on a single box—including hot stamping, spot UV, embossing, debossing, and silkscreen—ensuring exceptional precision and luxury finish for high-end cosmetics, gourmet food, and luxury gift packaging.

| Equipment Level | Industry Standard | Rongli Standard |
|---|---|---|
| Printing Press | Domestic 4-color machines | Full Heidelberg 5-color + coating |
| Premium Process Combination | 2-3 processes | 6+ processes seamlessly integrated |
| Color Accuracy | ΔE ≤ 3.0 | ΔE ≤ 1.0 high fidelity |
We design and produce tailored internal fitments including EVA foam, thermoformed blisters, card dividers, and velvet-lined trays. Each insert is precision-cut to securely hold products while enhancing perceived value and providing maximum protection during shipping.
| Internal Fitment | Standard Type | Our Type |
|---|---|---|
| Foam Insert Options | Basic die-cut foam | EVA with custom cavities |
| Blister & Tray Support | Limited | Thermoformed & card dividers |
| Luxury Lining | Rare | Velvet & satin options |
Unlike many suppliers who charge extra for advanced finishing, we include hot stamping, spot UV, embossing, and other premium processes in our standard pricing. This means you get luxury-level packaging at competitive rates regardless of order size.
| Process Cost | Standard Handling | Our Handling |
|---|---|---|
| Hot Stamping/Foil | 15-25% surcharge | Included in base price |
| Spot UV & Embossing | Additional fee per side | No extra charge |
| Multi-Process Combination | Cumulative surcharges | Flat inclusive rate |
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 |
Through optimized digital workflows and flexible tooling, we keep unit costs competitive even at low volumes. Small batch customers enjoy premium packaging without the prohibitive pricing typically associated with short-run custom production.
| Cost Factor | Standard Small Run | Our Small Run |
|---|---|---|
| Unit Price Premium | 50-100% higher | Minimal markup only |
| Tooling Amortization | Spread over few units | Digital tooling – low impact |
| Overall Value | Compromised | Premium at fair pricing |
Every order undergoes mandatory digital and physical proofing with client approval before full production begins. This thorough process, combined with calibrated monitors and light booths, eliminates color surprises and guarantees the final product matches your expectations exactly.
| Proofing Stage | Standard Practice | Our Process |
|---|---|---|
| Proof Types Provided | Digital only | Digital + physical contract proof |
| Client Approval Requirement | Optional | Mandatory sign-off |
| Color Verification Environment | Standard lighting | D50 standardized light booth |
Our hot stamping capabilities include gold, silver, holographic, rose gold, and matte foil finishes with pinpoint registration. Foil can be applied in fine details, large areas, or textured patterns, adding luxurious metallic highlights that elevate brand perception on cosmetics and gift packaging.

| Foil Option | Standard Offering | Our Range |
|---|---|---|
| Foil Colors Available | Gold & silver only | Gold, silver, holographic, rose gold |
| Foil Detail Precision | Coarse edges | Fine line & micro-text capable |
| Foil Texture Effects | Flat only | Matte, gloss, patterned |
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 |
Materials for food and beverage packaging meet strict food-contact regulations including FDA, EU 10/2011, and GB standards. Low-migration inks and coatings ensure no transfer to contents, making our boxes safe for direct food contact applications like chocolate and tea packaging.
| Food Safety Standard | Standard Compliance | Our Compliance |
|---|---|---|
| Direct Food Contact | Limited approval | Full FDA & EU certified |
| Ink Migration Testing | Basic testing | Low-migration certified inks |
| Heavy Metal Limits | Standard thresholds | Below detection limits |
Our multiple parallel lines and large-scale facilities can handle orders with dozens of SKUs at volumes exceeding 100,000 pieces total. This capacity supports major product launches and seasonal collections requiring extensive variant diversity.
| Volume Capacity | Standard Scale | Our Scale |
|---|---|---|
| SKU Count at High Volume | 5-10 SKUs max | 50+ SKUs at 100k+ total |
| Production Throughput | Moderate speed | Full line utilization |
| Peak Season Handling | Reduced flexibility | Maintained capacity |
We operate under a fully implemented ISO 9001:2015 certified quality management system with documented procedures, regular internal audits, and management reviews. This international standard provides the framework for our consistent delivery of high-quality packaging.
| ISO Element | Standard Compliance | Our Compliance |
|---|---|---|
| Certification Status | Basic certification | ISO 9001:2015 certified |
| Process Documentation | Partial | Comprehensive procedures |
| Audit Schedule | Annual only | Regular internal + external |
We create food-safe, elegant packaging for artisanal chocolates, teas, and specialty foods with inner trays, window patches, and gold foil detailing. These designs protect delicate contents while presenting products as high-end gifts that command premium pricing.
| Food Application | Standard Box | Our Box |
|---|---|---|
| Food-Grade Compliance | Basic certification | Full low-migration inks |
| Product Visibility | No window | Crystal-clear window patching |
| Gift Appeal | Plain finish | Ribbon & foil luxury details |
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 |
We detail how rush production works, available slots, additional costs (if any), and maximum quantities for accelerated delivery. This helps clients plan urgent projects with realistic expectations and smooth execution.
| Rush Topic | Standard Option | Our Option |
|---|---|---|
| Rush Turnaround | 5-7 days | 3 days possible |
| Rush Capacity | Limited volume | Large runs supported |
| Rush Cost Structure | Premium surcharge | Transparent pricing |
We provide free high-resolution digital proofs for instant review and low-cost physical samples for final confirmation. This allows you to see, touch, and test your packaging before committing to full production, reducing risk and ensuring satisfaction.
| Sample Type | Standard Cost | Our Cost |
|---|---|---|
| Digital Proof | Charged or limited | Free unlimited |
| Physical Sample | Full price | Low cost or credited |
| Sample Turnaround | 7-14 days | 3-5 days express |