Baijia New Material (Dongguan) Co., Ltd.

Security bags (Tamper-Evident Bag) are packaging bags with special anti-counterfeiting sealing and anti-revealing features, mainly used for the safe transportation and storage of cash, confidential documents, valuable items or judicial evidence. It prevents items from being swapped or stolen during the process by using anti-counterfeiting technology that will reveal specific words (such as "VOID", "OPENED") or damage once the seal is opened. 

security bag

Shenzhen World Packing Industrial Limited

Product Overview Tamper-evident tape is a specialized security tape designed to indicate any unauthorized access, removal, or manipulation. When the tape is peeled off or tampered with, it leaves a visible message—such as “VOID,” “OPENED,” or a custom security pattern—on the applied surface or on the tape itself.This permanent evidence of tampering makes it a reliable solution for securing packages, cartons, confidential documents, electronics, pharmaceuticals, and high-value goods.Tamper-evident tape is available in various formats including void-opening tape, destructible tape, holographic security tape, and custom-printed security sealing tape. LengthMax 1000mWidth24/48/72mmAdhesive TypePressure SensitiveDelivery Time25 - 30 Days After Deposit PaymentUseCarton Sealing Key Features • Tamper-indicating functionalityReveals clear, irreversible signs of tampering through text, patterns, or surface damage. • Strong adhesionBonds securely to a wide range of surfaces such as paperboard, plastic, metal, and glass. • Customizable security messagesSupports custom text, serial numbers, barcodes, QR codes, and company logos for enhanced security and brand protection. • Available in multiple typesIncludes void tapes (open/void), destructible tapes, holographic films, and security sealing tapes for different protection levels. • High durabilityResistant to water, abrasion, weather changes, and chemicals, ensuring reliable performance during storage and transportation. • One-time-use designCannot be reapplied once removed, ensuring the integrity of the sealed item. Applications  Tamper-evident tape is widely used across industries where product integrity, confidentiality, and security are critical. • Logistics &amp; ShippingSecures cartons and parcels to prevent unauthorized opening during transit. • E-commerce packagingProtects customer shipments and reduces fraud or claims related to product tampering. • Electronics &amp; high-value goodsUsed on packaging for mobile phones, accessories, hardware, and premium consumer products. • Pharmaceuticals &amp; healthcareEnsures medicine packaging, medical device boxes, and diagnostic kits remain sealed and uncompromised. • Government, banking &amp; confidential documentsSecures evidence bags, confidential files, tax documents, and official records. • Retail &amp; anti-theft protectionApplied to product boxes to prevent in-store tampering or swapping. • Food &amp; beverage packagingHelps ensure that packaged goods remain unopened until they reach the consumer. Conclusion Tamper-evident tape is an essential security solution for modern supply chains and high-value products. Its ability to provide visible, irreversible evidence of unauthorized access helps protect brands, prevent losses, maintain compliance, and ensure customer trust. With customizable design options, strong adhesion, and compatibility across industries, tamper-evident tape remains one of the most effective and versatile tools for tamper protection and product integrity.   

Tamper-evident Tape

Product Overview Evidence Tape, also known as Tamper Evident Tape, Security Tape, or VOID Tape, is a specialized security sealing tape designed to reveal visible signs of unauthorized opening or tampering. When the tape is removed, it leaves behind clear warning messages or patterns such as “VOID”, “OPENED”, or customized security marks, making tampering immediately noticeable. 🔒 Evidence Tape is widely used in packaging, logistics, electronics, pharmaceuticals, banking, and other industries where product security and authenticity are important. LengthMax 1000mWidth24/48/72mmAdhesive TypePressure SensitiveDelivery Time25 - 30 Days After Deposit PaymentKey Features • Tamper indication that leaves irreversible evidence once removed, such as VOID messages, honeycomb patterns, custom logos, or OPENED text indicators. • Strong adhesion and durability with resistance to temperature changes, moisture, and shipping friction. • Customizable designs including company logos, serial numbers, barcodes, QR codes, and custom colors to enhance brand identity and anti-counterfeit protection. • One-time use security design that prevents the tape from being reapplied without showing visible tampering evidence. Applications  📦 Logistics and E-commerce PackagingUsed for carton sealing to prevent theft, unauthorized opening, or product replacement during transportation. 💊 Pharmaceutical and Medical IndustryApplied to medicine packaging and medical equipment to ensure product safety and integrity. 💻 Electronics PackagingCommonly used for smartphones, computers, chips, and other high-value electronic products. 🏦 Banking and Confidential DocumentsSuitable for sealing confidential files, cash bags, evidence bags, and sensitive documents. 🏭 Warehousing and Supply Chain ManagementHelps businesses improve inventory security and reduce losses caused by tampering or theft.   Evidence Tape is more than just a regular sealing tape — it is an effective security solution for protecting products, packages, and confidential materials. As global logistics, e-commerce, and high-value product transportation continue to grow, the demand for tamper evident packaging solutions is increasing rapidly. Choosing the right Evidence Tape can help businesses improve packaging security, strengthen brand credibility, and provide greater peace of mind throughout the supply chain.   

Evidence Tape

Security Technology (Shenzhen) Inc.

   ST tamper evident security bags are single-trip polythene security bags with an easy to use closure seal that offers tamper evidence.   Self-sealing with tamper evident tape.   Hidden message is revealed when bag is opened.   Sequential numbering and bar code on individual bag.   Tearing off receipt with tracking numbers.   Color, size, hidden message could be customized.   Deep-freeze detection.   Heat indicator available.   With or without adhesive.  

tamper evident envelope

TamperSeals Group Limited

TSG security bags provide voting booths, polling location and poll workers with convenient and secure solutions for protecting election ballot, cards, data and supplies during storage and transport.

 Features: 
●Easy-to-use, one-trip, tamper-evident closure seal.&nbsp;
●A good tension to protect sharp corners.&nbsp;
●100% recyclable and environment&ndash;friendly materials.
●Unique sequential numbers and bar codes for traceability.
●Additional pocket for carrying documents.
●Special security print alongside the welding seams for the protection of side seals.
●Special used in General Election.
●Cost-effective but top-quality.

 Ideal for: 
●Voting Booths and Location.
●Election officials.
●Federal government agencies.
●Law enforcement departments.
●General Election&hellip;.

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Free Delivery SGS Approved Tamper Proof Election Bags

Question Paper Leaks, lost question papers and answers booklets are all a thing of the past. TSG Examination Paper Security Bags ensure that sample papers, test papers and question papers&nbsp;can be safely secured during storage and transport for National Examination.

 Features: 
●A good tension to protect sharp corners.
●100% recyclable and environment&ndash;friendly materials.
●Easy-to-use, one-trip, tamper-evident closure seal.
●Pre-printed control tracking numbers.
●Special security print alongside the welding seams for the protection of side seals.
●Additional pocket for carrying documents.
●Available in Biodegradable materials and transparent window.
●Specially designed for Highly confidential examination papers.
●Available in transparent window.

 Ideal for: 
●National board of examination.
●National Examination Council.
●National Examination Agency.
●Ministry of Education.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
●Ministry of Examination.
●University of Education&hellip;.

Free Design SGS Certified Tamper Evident Exam Bags

These tamper-evident deposit bags contain secure fastening with adhesive
that actually exceeds bank expects, providing safe transport of money, cash, currency and documents.

 Product Features :
●The most secure, effective, and efficient way to secure money.
●Specially designed to help banks make losses fell dramatically.
●Heat-resistant, Freeze-proof, Saliva &ndash;soluble security closure system.
●Today&#39;s Best Solution for Secure Bank Deposits and Armored Car Transfers.
●Increased Security for Cash Transfers.
●Reduced costs.
●Ease of Use.

 Ideal for: 
●Banks, and financial companies.
●Retails, and Stores.
●Oil Stations.
●Businesses.
●Offices.
●Casino.
●Hotel....

Hot Sale SGS Authorized Bank Security Deposit Bags

TSG security courier and mail bags are perfect for multinational courier &amp; express companies to secure delivery of their clients&#39; documents, cash &amp; valuables, any unauthorized entry will cause the security messages to appear.

 Features: 
●Tamper-evident Void Closure Seal.
●Fill it up easily and close it quickly.&nbsp;
●It follows the shape of the content.
●Tear and puncture resistance durability.
●Side-weld seal with edge printing on both sides.
●Unique sequential numbers and bar codes for traceability.
●Diffuse your image and your message in an elegant way.
●Made of 100% recyclable material.
●Easy-to-write-on area.

 Ideal for: 
●Courier.
●Logistics.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
●Express.
●Post&hellip;.

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