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At China, our Envelope printing and processing cooperation printing services offer comprehensive envelope solutions for professional, commercial, and corporate use. We specialize in office mailing, marketing campaigns, confidential document handling, and brand-oriented printing. Every envelope is crafted to meet business standards, combining quality materials, precise printing, and reliable production processes. Whether your company requires everyday office envelopes or large-scale marketing mailings, our Envelope printing and processing cooperation envelope services in China deliver efficiency, consistency, and a professional look to support your operations and strengthen your business identity.
For premium and specialty envelope projects in China, advanced core parameters unlock unique design possibilities and superior performance. This set targets clients seeking differentiation through material innovation and detailed craftsmanship.
| Parameter Category | Premium Choices | China High-End Usage Notes |
|---|---|---|
| Specialty Sizes | A7 (5-1/4×7-1/4 in), 6×9 booklet, custom euro flap (160×220mm) | Euro flap style is favored in China for luxury wedding stationery and formal announcements |
| Exotic Materials | Metallic foil paper, linen finish 110 lb, plantable seed paper 100g | Plantable seed paper appeals to China eco-luxury brands and sustainable event planners |
| Special Ink Techniques | Thermographic raised printing, glow-in-dark ink, scratch-off panels | Thermographic raised printing delivers classic engraved-like elegance popular in China invitation market |
| Luxury Finishes | Debossing + foil, velvet-touch soft lamination, holographic foil accents | Holographic foil creates eye-catching security and prestige for China VIP event envelopes |
| Closure Innovations | Wax seal compatible flap, ribbon tie, hidden magnetic closure | Ribbon tie adds a handcrafted luxury touch commonly requested for China high-budget celebrations |
In China, Envelope printing and processing cooperation provides professional envelope shapes to fit different document types. Rectangular envelopes are standard for official letters, square envelopes suit invitations or cards, and booklet envelopes are ideal for reports or multi-page communications. Choosing the right shape enhances usability and maintains a professional image.

| Envelope Shape | Generic Envelope | Rongli Custom Envelope |
|---|---|---|
| Rectangular | Official letters | Custom layout and branding for professional use |
| Square | Invitations | Premium style for events or marketing |
| Booklet | Manuals | Optimized for multi-page content |
Smaller and specialty sizes in China cater to cards, samples, coins, or creative mailings. These require attention to postage rates and insert compatibility.
| Size Name | Dimensions (mm / in) | China Specialty Applications |
|---|---|---|
| #1 Coin | 76 × 127 (3 × 5 in) | Small parts or tokens in China; center seam style |
| 3-1/2 × 5 Greeting | 89 × 127 | Mini cards in China; economical for bulk greetings |
| Chinese 12K | 120 × 230 (variant) | Compact local size for China short notices |
| 4-Bar | 83 × 127 (3-1/4 × 5 in) | Small social notes in China; fits inside larger envelopes |
| Custom Mini | 80–100 × 100–150 | Creative samples & favors in China promotions |
Heavier papers in China provide rigidity and premium feel for important mailings. These weights suit protective or luxury applications.

| Paper Type | GSM Range | China Strength & Premium Uses |
|---|---|---|
| Heavy Cover Stock | 200–300 GSM | Rigid for China card enclosures or rigid mailers |
| Thick Kraft Board | 250–350 GSM | Extra durable; ideal for China industrial shipping |
| Art Card | 210–350 GSM | High-quality print; for China luxury invitation covers |
| Duplex Board | 250–400 GSM | White/grey layers; strong for China protective envelopes |
| Cardstock Kraft | 200–300 GSM | Premium rigid feel in China branding |
In China, Envelope printing and processing cooperation offers variable data printing for personalized envelopes. Names, addresses, QR codes, and serial numbers can be printed individually, improving mailing efficiency and enhancing recipient engagement.
| Technique | Standard Envelope | Rongli Custom Envelope |
|---|---|---|
| Digital Variable Printing | Static print | Customized text or graphics for each envelope |
| Numbering | Same numbers for all | Sequential numbers for tracking or promotions |
| QR/Barcode Printing | None | Individualized codes for mailing or marketing |
In China, Envelope printing and processing cooperation provides large format envelopes for catalogs, marketing packs, and legal documents. These oversized envelopes protect contents during mailing and enhance the professional presentation of materials.

| Size | Common Use | Rongli Custom Envelope |
|---|---|---|
| 9.5" x 12.5" | Catalogs | Keeps full-size documents flat |
| 10" x 14" | Marketing kits | Spacious and professional |
| 12" x 16" | Legal papers | Protects oversized content |
China window envelopes use standard sizes for cost efficiency, but custom dimensions offer flexibility for unique inserts. Balance between standard postal rules and design needs is key.
| Window Type | Size Range (mm) | China Best For & Customization Notes |
|---|---|---|
| Standard Rectangular | 90×40mm or 100×45mm | Fits most China DL/ZL business letters; economical and widely compatible |
| Larger Address Window | 110×50mm to 130×60mm | For longer addresses in China international mail; ensure insert stability |
| Double Window (Statement + Reply) | Upper: 90×40mm, Lower: 80×35mm | Popular for China remittance envelopes; precise vertical alignment required |
| Small Viewing Window | 70×30mm | Minimalist design; used in China security-sensitive mail with partial reveal |
| Custom Oversize | Up to 150×70mm | For large logos or QR codes in China promotional windows |
Envelope printing and processing cooperation in China provides pastel color options like soft pink, baby blue, and mint green. Pastel envelopes are perfect for wedding invitations, baby showers, and personal correspondence.
| Color Option | Common Use | Rongli Custom Envelope |
|---|---|---|
| Soft Pink | Invitations | Delicate and charming for special events |
| Baby Blue | Greeting cards | Soft and soothing appearance |
| Mint Green | Personal mail | Fresh, modern pastel tone |
In China, Envelope printing and processing cooperation offers lightweight paper envelopes suitable for mass mailings. Reduced weight lowers postage costs while maintaining sufficient strength for standard correspondence.
| Material | Common Use | Rongli Custom Envelope |
|---|---|---|
| 70gsm Paper | Bulk letters | Economical and practical for high-volume mail |
| 80gsm Paper | Invoices & notices | Lightweight but sturdy |
| 90gsm Paper | Marketing mail | Affordable yet professional feel |
Proper folding and secure gluing are essential to envelope usability. In China, Envelope printing and processing cooperation inspection includes edge alignment, glue strength, and sealing consistency to ensure smooth machine or manual insertion.
| Assembly Point | Basic Control | Rongli Inspection Level |
|---|---|---|
| Fold Alignment | Visual check | Precision fold tolerance |
| Glue Coverage | Random sampling | Full-line glue consistency check |
| Seal Strength | Manual test | Standardized adhesion testing |
Paper products are sensitive to humidity. Envelope printing and processing cooperation packaging in China includes moisture-resistant measures to reduce the risk of paper deformation, ink bleeding, or adhesive failure during long-distance shipping.
| Risk Factor | General Solution | Rongli Protection Method |
|---|---|---|
| Humidity Exposure | No protection | Moisture-resistant inner wrapping |
| Ink Stability | Natural drying only | Controlled drying before packing |
| Paper Curling | Uncontrolled | Flat stacking with separators |
Delivery planning varies by destination. Envelope printing and processing cooperation orders from China are scheduled with consideration for regional distance, customs requirements, and local logistics conditions.
| Destination Type | General Planning | Rongli Delivery Plan |
|---|---|---|
| Nearby Cities | Standard transit | Fast local routing |
| Remote Areas | Extended delivery | Adjusted lead-time planning |
| International | Limited support | Coordinated export logistics |
Festivals, Chinese New Year, and year-end in China cause factory shutdowns and backlog, extending lead times significantly. Plan orders accordingly.
| Period | Lead Time Extension | China Impact & Advice |
|---|---|---|
| Chinese New Year (Jan/Feb) | +7–20 days | Factory closure 7–15 days; book early in China |
| National Day Golden Week (Oct) | +3–7 days | Short shutdown; backlog in China |
| Q4 Year-End Rush | +5–10 days | Corporate demand surge; capacity tight in China |
| Summer Low Season | Shorter lead time | Lower workload; good for China planning |
| Pre-Holiday Buffer | Recommend +7–10 days | Avoid delays for China critical deadlines |
Order quantity directly influences per-unit pricing. Envelope printing and processing cooperation in China benefit from economies of scale, reducing cost per piece for larger orders.
| Order Size | Typical Unit Cost | Rongli Benefit |
|---|---|---|
| Small Orders | Higher | Flexible pricing for low volume |
| Medium Orders | Standard | Balanced cost-efficiency |
| Large Orders | Lower per-unit | Economies of scale applied |
Rongli provides comprehensive warranty for Envelope printing and processing cooperation in China, ensuring defects or production issues are handled promptly for client satisfaction.
| Warranty Aspect | Standard Practice | Rongli Advantage |
|---|---|---|
| Defective Items | Limited coverage | Full replacement within 7 days |
| Production Errors | Partial | Immediate corrective action |
| Customer Satisfaction | Reactive | Proactive follow-up & support |
Meet the core needs of consumers, easy to pack, store, and open, and increase the attractiveness of products
Selected paper materials, lightweight, foldable, recyclable, environmentally friendly, and odorless
Match brand personality, align with product attributes, make the brand more recognizable, and create a charm from the outside in
Film coating UV、 Surface treatment processes such as hot stamping and pasting increase the high-end and exquisite quality of packaging boxes
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