Which card frequencies does it shield?

It shields HF frequency at 13.56MHz and supports ISO14443 and ISO15693 interfaces.

What materials are used for the card?

The card is made from PVC material.

Durable Low Cost Hotel Door Lock System Use Blocking Card

Name: Durable Low Cost Hotel Door Lock System Use Blocking Card
Brand: JingZhou SynTek Smart Technology Co., Ltd.
SKU: 886263505

Hunan, ChinaJingZhou SynTek Smart Technology Co., Ltd.

US$0.60

100-999 Pieces

US$0.50

1,000-4,999 Pieces

US$0.45

5,000-9,999 Pieces

US$0.38

10,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Shape

Customized

Kind

Blocking Card

Model NO.

rfid blocking card

Type

Non-contact

Application

Social Security Card, Community Card, Hotel Card, Enterprise Card, Traffic Card, Campus Card, Smartcard Application, Protect Information From Being Stolen

Style

Customized

Waterproof

Yes

Artwork on Cards

4 Color Printing, Numbering, Hot Stamping, etc.

Sheild Frequencycy

Hf: 13.56 MHz

Material

PVC

Transport Package

100PCS/Box, 1000PCS/Carton

Specification

customized

Trademark

OEM

Origin

China

Production Capacity

1000000 Pieces Per Month

Key features

E-Field Signal Jamming: Uses E-Field technology to jam and scramble RFID/NFC signals, preventing unauthorized scans.

Compact Credit Card Size: Fits snugly in wallets or purses for ultimate space-saving and instant protection.

Durable 10-Year Life: Designed for long-term use with a working life of up to 10 years.

Waterproof PVC Material: Constructed from durable PVC material that is waterproof and resistant to daily wear.

Customizable Artwork: Supports 4-color printing, numbering, hot stamping, and laser printing for custom designs.

Multi-Card Compatibility: Effective against ISO14443 and ISO15693 standards, protecting various card types.

Lightweight Design: Weighs only 10g, making it easy to carry without adding bulk to your wallet.

Information Security: Protects personal information on social security, hotel, and enterprise cards from theft.

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: ≤3.68h 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.