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Fixed hotline：021-66317519
Service Hotline：181-0186-9996
Fixed hotline：021-66317519
Service Hotline：181-0186-9996
Service Hotline：181-0186-9996
email：chengxunys@163.com
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China Baodi Stationery Envelope Printing Company envelope printing services provide professional solutions for corporate correspondence, office operations, and marketing campaigns. Each envelope is designed for durability, precise printing, and brand consistency, helping businesses maintain efficient mail handling and polished presentation.
In China's competitive printing market, mastering core parameters ensures envelopes meet both functional and aesthetic expectations. This selection emphasizes parameters ideal for high-volume automated mailing and compliance with postal regulations.
| Parameter Category | Selected Options | China Local Application & Advice |
|---|---|---|
| Size & Format Standards | ISO C6 (114×162mm), US #9 (3-7/8×8-7/8 in), Baronial 5-1/2 (111×146mm) | C6 is widely used in China for greeting cards and small invitations; US #9 fits standard reply envelopes |
| Paper Stock & Weight | 24 lb bond, 70–100 lb text, 80–120 lb cover stock | 70–100 lb text strikes the best balance for China high-speed inserting machines without jamming |
| Color Printing Options | Grayscale only, 2-color duotone, variable data full color | Variable data printing allows personalized elements, increasingly demanded by China direct mail marketers |
| Finishing & Coating | Flood UV varnish, anti-static treatment, security tint inside | Security tint inside prevents show-through for China sensitive financial mailings |
| Sealing & Security Features | Security flap with tamper-evident seal, quick-stick latex, hook-and-loop | Tamper-evident seal is essential for China legal and banking correspondence requiring proof of unopened delivery |
With growing demand for green packaging in China, eco-customizable envelope types use recycled, plant-based, or biodegradable materials while maintaining professional quality and printability.
| Envelope Type | Sustainable Features | China Green Customization Notes |
|---|---|---|
| Recycled Kraft Commercial | 100% post-consumer recycled kraft | Popular for China eco-brands; natural brown tone customizable with soy inks |
| Plantable Seed Announcement | Embedded wildflower seeds | Ideal for China promotional giveaways; plant after use for brand memory |
| FSC-Certified Booklet | Forest Stewardship Council certified paper | Meets China corporate sustainability reports; supports full-color branding |
| Biodegradable Window | Compostable PLA window film | Reduces plastic use in China mail; customize window shape |
| Water-Soluble Closure Eco | Non-plastic gum, recyclable adhesive | Fully recyclable for China zero-waste initiatives |
Baodi Stationery Envelope Printing Company in China offers professional sealing options that maintain document security and corporate image. Businesses can choose gummed, self-adhesive, or peel-and-seal flaps depending on volume, content sensitivity, and convenience requirements.
| Closure Option | Standard Envelope | Rongli Custom Envelope |
|---|---|---|
| Gummed | Basic manual seal | Pre-gummed with consistent adhesive |
| Self-Adhesive | Peel and stick | High-strength adhesive for secure closure |
| Peel-and-Seal | Manual sticky flap | Fast and reliable sealing for professional use |
Baodi Stationery Envelope Printing Company in China includes both coated and uncoated paper for envelopes. Coated paper enhances printing clarity and color vibrancy, while uncoated paper provides a natural feel. Selecting the right type ensures the envelope meets both functional and aesthetic requirements.
| Paper Type | Standard Envelope | Rongli Custom Envelope |
|---|---|---|
| Coated Paper | Basic office paper | Smooth surface for high-quality printing |
| Uncoated Paper | Standard paper | Natural texture with premium feel |
| Cardstock | Thin paper | Thick and durable for professional mailings |
Flexo remains a staple in China envelope manufacturing for speed and cost on standard stocks. It supports spot colors and basic CMYK approximations.
| Flexo Type | Color Options | China Efficiency & Uses |
|---|---|---|
| Standard Flexo | 1-4 spot colors | High-speed production; common for China return envelopes |
| Enhanced Flexo | CMYK process approximation | Finer screens; better for China imaged direct mail |
| UV Flexo | UV-cured spot inks | Instant dry; durable on China kraft stocks |
| Inline Flexo + Foil | Spot + metallic foil | Added premium; for China branded return mail |
| Water-Based Flexo | Eco spot colors | Sustainable choice in China green printing |
Protective coatings in China make envelopes resistant to moisture, oils, and wear—ideal for shipping or outdoor use. These maintain print quality while adding longevity.
| Protective Coating | Resistance Level | China Durability Applications |
|---|---|---|
| Water-Repellent Aqueous | Light moisture resistance | Everyday protection; for China humid climate mail |
| UV Varnish Flood | High scratch/moisture resistance | Durable glossy seal; suits China shipping envelopes |
| Poly Lamination | Waterproof film | Full weatherproofing; for China outdoor or export mail |
| Anti-Static Coating | Reduces dust attraction | Clean handling; useful in China cleanroom or tech sectors |
| Grease-Resistant Coating | Oil barrier | Food/sample protection in China specialty mail |
Window envelopes in China enable automated addressing by displaying recipient details through a transparent patch, saving time and reducing errors. Key options include window size, position, shape, and patch material. Proper design ensures postal compliance and smooth machine insertion. The table below summarizes standard customizable features with China recommendations.
| Window Option | Standard Specifications | China Design Tips & Applications |
|---|---|---|
| Window Size | 90×40mm to 110×45mm (common rectangular) | Standard 90×45mm fits most China address blocks; ensure 5–10mm clear margin around text |
| Window Position | Left-aligned, 15–26mm from left/bottom edge | Left 26mm from bottom common in China for postal automation; avoid edge <15mm to prevent patch peeling |
| Patch Material | Clear polystyrene or cellophane film | Non-tinted clear film for China OCR readability; thickness 0.03–0.05mm for durability |
| Single vs Double Window | Single for address, double for reply | Double window ideal for China billing/remittance; align both precisely with insert |
| Custom Shape | Rectangular, rounded corners, oval | Rounded corners reduce snags in China high-volume inserting machines |
Sustainable designs in China minimize plastic and adhesives, using mechanical or natural closures for green credentials.
| Eco Closure | Mechanism | China Sustainability & Application |
|---|---|---|
| Interlocking Tabs | Fold-in slot lock | No adhesive; fully recyclable for China eco-mail |
| Paper String Tie | Biodegradable paper cord | Reusable, natural; suits China green invitations |
| Water-Soluble Gum | Dissolvable adhesive | Low-impact; for China compostable envelopes |
| Elastic Band Closure | Natural rubber band | Reusable without glue; popular in China zero-waste projects |
| Fold-Over Tuck-In | No-seal flap tuck | Adhesive-free simplicity for China sustainable packaging |
Hospitals, clinics, and labs in China require confidential, hygienic, and compliant envelopes for patient records, test results, and billing.
| Requirement | Specification | China Healthcare Application |
|---|---|---|
| Size | DL window or C5 | Fits reports and bills; window for address privacy |
| Material | Security paper 100–120gsm | Anti-show-through; protects patient data |
| Security | Tamper-evident seal + tint | HIPAA-like compliance; for China medical confidentiality |
| Printing | Black + spot color logo | Clear, professional; minimal ink for hygiene |
| Closure | Permanent pressure seal | One-time secure closure for China results mail |
Preventing defects is more efficient than post-production correction. Baodi Stationery Envelope Printing Company manufacturers in China apply preventive inspection measures throughout printing, folding, and packing stages.
| Risk Area | Common Problem | Rongli Prevention Method |
|---|---|---|
| Ink Smearing | Handling errors | Drying and handling control |
| Misfolding | Machine deviation | Regular machine calibration |
| Mixed Batches | Packing mistakes | Batch labeling system |
Paper products are sensitive to humidity. Baodi Stationery Envelope Printing Company 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 |
Besides core production, China quotes often include setup fees, proofing, shipping, and extras that can surprise clients if not clarified upfront.
| Fee Type | Typical Amount | China When It Applies & Impact |
|---|---|---|
| Setup / Plate Fee | Fixed ¥200–800 | Offset jobs; amortized over quantity in China |
| Proofing (Physical Sample) | ¥50–300 per sample | Complex finishes; chargeable after first in China |
| Design File Adjustment | ¥100–500 per round | Client-provided files needing fixes in China |
| Shipping / Delivery | ¥50–500+ | Distance & volume; local free over threshold in China |
| Rush / Weekend Surcharge | 30–100% extra | Urgent orders in China |
From initial inquiry to final delivery in China, the entire process usually spans 10–25 days, depending on proofing rounds, production complexity, and shipping.
| Project Phase | Typical Duration | China Cumulative Timeline & Tips |
|---|---|---|
| Inquiry → Quote | 1 day | Fast response; start clock in China |
| Design & Proofing Rounds | 3–10 days | Client speed major variable in China |
| Production Cycle | 5–12 days | Core manufacturing; buffer included in China |
| QC & Packaging | 1–3 days | Final assurance; non-negotiable in China |
| Delivery to Client | 1–5 days | Total 10–30 days end-to-end in China |
Local factories in China benefit from close relationships with regional suppliers, ensuring stable material availability, faster restocking, and competitive pricing.
| Supply Chain Aspect | Advantage | China Benefit & Impact |
|---|---|---|
| Local Paper Mills | Direct procurement | Lower cost & faster delivery in China |
| Regional Ink & Foil Suppliers | Quick restock | Reduces out-of-stock risk; reliable for China |
| Short Supply Lead Time | 1–2 days for stock | Supports rush orders in China |
| Bulk Buying Power | Volume discounts | Passed to clients; competitive pricing in China |
| Stable Supply Network | Multiple backup sources | No disruption even in peak seasons in China |
Answers to less common but important questions about special requirements, international orders, and more.
| Question | Answer |
|---|---|
| Can I use my own design files? | Yes, but we check for printability; adjustments may incur fees. |
| Do you print for international shipping? | Yes, export-ready with proper packaging; FOB China available. |
| What about eco-certifications? | FSC, recyclable materials; we provide certificates upon request. |
| Can I combine different designs in one order? | Yes, shared setup; MOQ per design, total counts for discount. |
| What if I need very small quantity? | Digital printing supports 50–200 pcs; higher unit price but possible. |
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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Fixed hotline：+86-021-66317519
Service Hotline：181-0186-9996
email address：chengxunys@163.com
Address: Floors 1-5, Building 30, Lane 2, Suide Road, Putuo District, Shanghai
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