Tamper Proof Security Plastic Seal China Factory Low Price One Time Pull Tight Numbered Security Seal Plastic

Plastic seals are security devices made primarily from engineering plastics. They are designed to prevent counterfeiting, theft, and tampering. These seals are widely used across various industries, with the core function of ensuring the integrity and safety of items during transportation or use. The plastic seal is a one-time, self-locking seal. It comes in a wide range of colors, and both the color and logo printing can be customized. Size specifications are also highly varied. The length of plastic seals is adjustable, and they offer anti-counterfeiting and tamper-evident functions. Plastic seals are mainly used in logistics, transportation, medical, and warehousing applications. They are also used for the secure sealing of video and beverage products, as well as plastic tags for bags and clothing.

1. Core Product Range

We specialize in a full range of disposable security seals to meet diverse industry needs, including plastic seals, bolt seals, cable seals, meter seals, padlock seals, and metal seals. Our products are widely used in logistics, transportation, oil and gas, electric power, water utilities, customs, warehousing, and other industries. They provide comprehensive anti-tampering and safety solutions for cargo and equipment management.

2. Authoritative Certifications & Quality Assurance

Quality and safety are the foundation of our cooperation with customers. Our products and management systems have earned a number of internationally recognized certifications, including ISO 17712 for container security seals, ISO 9001 for quality management, ISO 14001 for environmental management, and ISO 45001 for occupational health and safety. In addition, we have passed SGS testing and comply with the C-TPAT supply chain security program. These certifications confirm our strict quality control standards and ensure that our products meet global industry regulations. This helps customers avoid risks such as customs inspection failures and product safety issues.

3. Customer-Centric Advantages & Services

We understand that customers care most about product reliability, on-time delivery, customized solutions, and after-sales support. We focus on creating real value around these core needs:

• Reliable Anti-Tampering Performance – Using high-quality raw materials and precision manufacturing, our seals offer strong resistance to prying, effective anti-counterfeiting features, and ease of use. This prevents cargo tampering, equipment misuse, and data errors, protecting customer assets and operational safety.

• Stable Supply Capacity – With large-scale production facilities and mature production scheduling systems, we can respond quickly to bulk orders and urgent requests. We ensure on-time delivery even during peak seasons, helping customers avoid losses caused by supply delays.

• Customized Solutions – Based on years of industry experience, we provide personalized customization for specific applications, including custom logos, colors, sizes, and security codes. This allows us to meet the unique safety management needs of different industries and customers.

• Comprehensive After-Sales Support – We follow a service philosophy of end-to-end support. From pre-sales product consultation and sample testing, to in-sales order tracking and production monitoring, to post-sales issue resolution and technical guidance, our professional team delivers timely and efficient service, eliminating customer concerns throughout the entire cooperation process.

4. Global Presence and Partnership Commitment

Guided by the principle of quality first and win-win cooperation, we have earned wide recognition from global customers through reliable product quality and thoughtful service. Our products are currently exported to more than 180 countries and regions, serving customers in logistics, energy, utilities, customs, and other industries. We are committed to becoming a trusted, long-term partner for global customers in the security seal industry, growing together and creating greater value.

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. Flexible Customization Options
We provide strong and flexible customization solutions for security seal products. These include logo printing, laser serial numbering, barcodes, QR codes, color options, material selection, packaging, and technical specifications. Our customization capabilities help customers create differentiated and competitive security seal products.

2. Service Advantages

Pre-Sales Service
Professional product recommendations and technical consultation
Artwork and design confirmation within 24 hours
Sample production completed within 3 days

In-Sales Service
Strict production control with pre-production sample approval
Transparent order tracking and quality inspection

After-Sales Service
One-year warranty on all security seal products
Fast response and effective solutions for any product issues
Authorized distributors receive additional benefits, including policy support and long-term cooperation incentives

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