Plastic security seals are tamper-evident devices made from high-performance engineering plastics, designed to prevent theft, counterfeiting, and unauthorized access. They are widely used in logistics, healthcare, and storage industries to ensure product safety during transportation. These seals are single-use self-locking solutions with adjustable lengths, customizable colors, and logo printing options.
1. Core Product Range
We specialize in manufacturing a complete range of disposable security seals designed to meet the needs of multiple industries. Our main products include plastic security seals, bolt seals, cable seals, meter seals, padlock seals, and metal seals. These tamper evident seals are widely used in logistics, cargo transportation, oil & gas, electricity, water utilities, customs supervision, and warehouse management. They provide reliable anti-tampering protection and help ensure the safety of goods, containers, and equipment throughout the supply chain.
2. Authoritative Certifications & Quality Assurance
Quality is the foundation of our long-term cooperation. Our products comply with international standards such as ISO 17712 for high-security container seals, ISO 9001 for quality management, ISO 14001 for environmental management, and ISO 45001 for occupational health and safety. In addition, our seals are tested and certified by SGS and meet C-TPAT security requirements. These certifications ensure our products meet global compliance standards and help customers avoid customs clearance risks and safety issues.
3. Customer-Centric Advantages & Services
Reliable Anti-Tampering Performance: Manufactured with premium materials and advanced technology, our seals provide strong protection against unauthorized access and counterfeiting.
Stable Supply Capacity: Our large-scale production ensures fast response to bulk and urgent orders with consistent delivery timelines.
Customized Solutions: We offer tailored services such as logo printing, barcodes, QR codes, serial numbers, and color customization to meet different security needs.
Comprehensive After-Sales Support: From consultation to after-sales service, our professional team ensures smooth cooperation and quick response.
4. Global Market & Cooperation
Following the principle of quality first and win-win cooperation, our products are exported to over 180 countries. We serve industries including logistics, energy, utilities, and customs, and aim to become a long-term trusted partner in security sealing solutions.
|
Model No |
ST8012 |
|
Brand Name |
SHENGTANG |
|
Material |
PP+PE |
|
Color |
Red,yellow, blue,green, white and customized color |
|
Total Length |
300mm |
|
Marking area |
40*18mm |
|
Diameter |
4.6mm |
|
Printing type |
Laser printing& hot stamping |
|
Printing content |
Numbers, Letters,logo, barcode, Qrcode, etc. |
|
Package |
5000pcs/ctn |
The products produced by our factory are widely used in railways, highways, ports, aviation, logistics and transportation, petroleum, chemical industry, coal mines, electric power and other industries.
1.We provide comprehensive custom security seal solutions, including logo printing, laser serial numbering, barcode and QR code integration, color customization, material selection, packaging design, and technical specifications. As a professional plastic seal manufacturer, we help clients develop tamper evident seals tailored for logistics, banking, utilities, and cargo security applications, ensuring strong brand identity and anti-counterfeiting performance.
2.Service Advantages
Pre-Sales Service
· Expert consultation on selecting the right security seals for different industries
· Artwork and branding design confirmation within 24 hours
· Rapid prototype and sample production within 3 days
3.In-Sales Service
· Strict production control with ISO-standard quality management
· Pre-production sample approval before mass manufacturing
· Transparent order tracking with real-time updates and inspection reports
4.After-Sales Service
· One-year warranty for all tamper evident security seals
· Fast response within 24 hours for any product issues
· Additional policy support and long-term incentives for authorized distributors
Q1: What kind of company are you?
A: Founded in 2012 and headquartered in Shandong, China, we are a professional manufacturer specializing in disposable security seals. With over 200 experienced employees, our products are exported to major global markets including Europe, North America, Southeast Asia, the Middle East, and South America.
Q2: How do you ensure product quality?
A: We implement a strict two-stage quality control system to ensure consistent and reliable product quality:
Pre-production samples are always provided for customer approval before mass production
Final random inspection is conducted prior to shipment
All products are manufactured in accordance with ISO 9001 Quality Management System and comply with ISO 17712 International Security Seal Standards.
Q3: What are your main products?
A: We manufacture a full range of disposable security seals, including:
Plastic Seals, Cable Seals, Bolt Seals, Meter Seals, Metal Strap Seals, Animal Ear Tags and others
We also offer customized solutions, such as LOGO printing, laser serial numbering, barcodes, and special packaging.
Q4: Do you accept custom orders?
A: Yes. We provide comprehensive OEM & ODM customization services, including:
LOGO printing and unique serial numbering
Customized sizes, colors, materials, and packaging
Q5: What certifications do you have?
A: We maintain a complete and internationally recognized certification system, including:
ISO 9001 – Quality Management System
ISO 14001 – Environmental Management System
ISO 45001 – Occupational Health & Safety Management System
ISO 17712 – High-Security Seal Certification
Third-party test reports from SGS and other authorized institutions
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