What is the working life of the card?

The card has a long working life of 10 years under normal operating conditions.

Is the card waterproof?

Yes, the product is designed as a waterproof passive RFID blocking card suitable for various environments.

Custom Printing Block Active Blocking NFC E-Field Rfidblocking Card

Name: Custom Printing Block Active Blocking NFC E-Field Rfidblocking Card
Brand: JingZhou SynTek Smart Technology Co., Ltd.
SKU: 876126415

Hunan, ChinaJingZhou SynTek Smart Technology Co., Ltd.

US$0.60-0.90

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Function

Identification, Payment, Encrypt/Decrypt, Information

Type

Smart Card

Model NO.

RFID blocking card

Material

PVC

Read-Write Method

SIMpass

Label Category

Passive

Structure

CPU Card

Application Field

Finance

Power Supply Mode

Passive Card

Frequency

High Frequency

Data Transmission Mode

Parallel

Craft

Frosted,Matte,Customized Welcome

Name

RFID Blocking Card

Application

Anti-Theft,Anti Hacking,Anti Scan

Sample

Free Samples Are Available

Color

4c Color,Customized Various

Printing

Cmyk Offset Printing / Silkscreen or Customized

Transport Package

1PCS/OPP, 200PCS/Box, 5000PCS/Carton

Specification

85.5mm*54mm*0.9mm

Trademark

syntek

Origin

Guangdong, China (Mainland)

Production Capacity

5000000

Key features

Durable Material Options: Available in PVC, PET, or PETG with 10-year working life and waterproof design.

Customizable Surface Finish: Offers frosted, matte, or glossy finishes with CMYK offset printing, silkscreen, or laser options.

High Capacity Protection: Protects 5-10 credit cards simultaneously with a 2-5cm effective blocking range.

Versatile Customization: Supports customized colors, names, and artwork including numbering and hot stamping.

Free Sample Availability: Free samples are available for customers to verify quality before bulk orders.

Fast Production Lead Time: Peak and off-season lead times are both within 15 working days.

OEM/ODM Services: Full OEM and ODM services available with 4 R&D engineers and 182 employees.

Company profile

JingZhou SynTek Smart Technology Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-04-29 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤3.67h CertifiedTerms of Payment: T/T, PayPal, Western Union

AI-Powered supplier vetting

SummaryJingZhou SynTek Smart Technology Co., Ltd. is a China-based limited company and factory established in 2017, focused on RFID cards, tags, labels, blocking cards, key fobs, smart cards, and related products. The supplier reports 182 employees, five production lines, 11–20 quality-control staff, four years of R&D-engineer experience, and peak- and off-season lead times within 15 workdays. It offers custom functions, shapes, and materials, maintains its own mold production line, and states that it can develop readers and chips. Export activity began in 2019, with 71%–90% of sales reportedly from exports and Europe identified as a primary market. The evidence supports manufacturing, product development, customization, and international sales capabilities. However, no formal certification, detailed after-sales process, or independently verifiable customer references are provided. Financial information is not assessed.

Supplier typeThe supplier is identified as a factory/manufacturer in the manufacturing industry and operates as a limited company established in China. Its stated product scope centers on RFID cards, tags, labels, blocking cards, key fobs, and smart cards, indicating a specialized RFID-related manufacturing supplier.

After-Sales capabilityThe supplier states that it provides technical consulting, support, professional technician assistance, and customer service. These statements indicate an available support orientation, but no detailed after-sales workflow, warranty terms, response standards, or service performance evidence is provided.

R&D capabilitySynTek reports its own mold production line, capability to develop readers and chips, R&D and manufacturing of RFID products, and research into blocking key cases and phone cases beginning in 2017. The supplier is also associated with high-tech and technology-based enterprise classifications, supporting an innovation capability assessment.

Production capacityThe supplier reports five professional production lines, 11–20 quality-control staff, peak-season and off-season fulfillment within 15 workdays, and a monthly output of approximately 400,000 TM tags for the Russia market. It also describes manufacturing across multiple RFID and blocking-product categories, providing explicit evidence of production capacity and operational breadth.

Customization capabilityThe supplier explicitly offers customized tags and labels by function, shape, and material, and states that it can design products in different quantities and sizes. Its own mold production line further supports the stated ability to develop customized product forms.

Client casesThe supplier states that it has been a leading blocking-card supplier to the Europe market during the past three years and the biggest TM-tag supplier to the Russia market, with reported monthly output of approximately 400,000 pieces. These are supplier-reported market examples, but no named customers, contracts, or independently verifiable case studies are provided.

Product Q&A

Q:Why do I need an RFID blocking card?

Hackers use scanning devices to detect radio frequencies and capture card details. Our card blocks this access, making your cards invisible to thieves.

Q:How does the blocking technology work?

The card instantly creates a surrounding electronic field that makes all 13.56MHz cards virtually invisible to RFID and NFC scanners.

Q:How should I use the blocking card?

Simply place the blocking card directly in front of or behind your credit cards, or keep it inside your wallet with them.

Q:What materials are used for the card?

The card is made from high-quality PVC, PET, or PETG materials, ensuring durability and waterproof performance.

Q:Can I customize the card design and color?

Yes, we offer customized colors, frosted or matte finishes, and various printing methods like CMYK offset, silkscreen, and laser printing.