
Products
Self-sealing bag
Product name: Self-sealing bag
Product material: OPP
Production process: hot extrusion
Product applications: bedding packaging, stationery packaging, clothing packaging, garment packaging, logistics packaging, jewelry packaging, daily necessities packaging, balloon packaging, general-purpose packaging
Description
| Product color | Transparent |
| Product thickness | Double-layer 5 strands, Double-layer 7 strands, Double-layer 9 strands |
| Product dimensions | 5*8 (6+2)cm, 5*12 (10+2)cm, 6*21 (8+3) cm, 7*15 (12+3) cm, 8*21 (18+3) cm, 9*46 (42+4) cm, 60*80 (75+5) cm |
Excellent resilience, strong edges. The heat-sealed edges do not burst. The material has good flexibility and exceptional tensile strength.

The flower-shaped cutting edges provide a robust and durable protective edge, enhancing the overall comfort of use.

Strong adhesive strip. Starts sticking as soon as it’s torn apart. Convenient and easy to use. Excellent sealing properties. Safe and odorless.

FAQs
A: We focus on 12 core industrial product categories, mainly including:
Safety protection equipment: metal detectors, security scanners, security checkpoint platforms, safety bollards
Storage solutions: safes, security trays, anti-theft storage cabinets
Warning signs: various warning tapes, safety sign boards
Smart industrial equipment: IoT sensors, smart monitoring devices
Personal protective equipment (PPE): safety helmets, protective clothing, protective gloves, etc.
Firefighting equipment: fire extinguishers, fire hydrants, emergency lighting
Tools and hardware: industrial-grade manual/power tools
Electrical components: circuit breakers, cables, distribution boxes
Logistics packaging: pallets, returnable containers, packaging materials
Cleaning supplies: industrial cleaners, dust removal equipment
Office supplies: office furniture, stationery consumables
Other industrial consumables
All products comply with international quality standards (ISO9001, CE certification, etc.).
A: We support combined orders across multiple product categories to lower the minimum order threshold for individual items. For further inquiries, please contact our sales team for accurate quotations.
A: Yes, we offer OEM/ODM customization services:
Logo customization: Print your brand logo on the products.
Specification adjustments: Dimensions, colors, and materials can be modified according to your requirements.
Packaging design: Customized outer packaging boxes and instruction manuals.
Function development: Tailored functional features for specific application scenarios.
A: We implement full-process quality control:
Supplier screening: We partner only with factories that are ISO9001 certified.
Incoming material inspection: 100% random sampling inspection is conducted before raw materials are accepted into storage.
Production process monitoring: Real‑time quality checks are performed at critical production stages.
Outgoing inspection: Random sampling tests are carried out on each batch before shipment.
Third‑party certification: We regularly commission international testing agencies such as SGS and TÜV for independent verification.
Warranty commitment: All products come with a 12‑ to 24‑month warranty period.
Should any quality issues arise, we promise to:
Offer free return or exchange within 7 days.
Bear the round‑trip shipping costs.
Provide technical support to resolve any usage problems.
A: Our quotations are typically provided on either FOB (Free on Board) or CIF (Cost, Insurance and Freight) terms:
FOB price includes:
Product cost
Domestic transportation to the port of shipment
Export customs clearance fees
Does not include: international freight charges and import duties.
CIF price includes:
All FOB items
International ocean/air freight
Marine/aviation insurance
Does not include: destination port clearance fees and inland transportation costs.
Additional charges that may apply:
Customization fees (for logo/specification modifications)
Special packaging fees (wooden crates, moisture-proof packaging, etc.)
Rush order fees (for expedited delivery)
We clearly list all cost breakdowns in our quotation, with no hidden charges.
A: We support a variety of international payment methods, including PayPal, Letter of Credit (L/C), Alibaba Trade Assurance, and RMB (CNY) bank transfers.
Payment Terms:
Sample orders: 100% prepayment.
Regular orders: 30% deposit + 70% balance payment before shipment.
Long-term cooperative clients: Credit terms (Net 30/60/90) may be applied upon request











