What kind of services do you offer besides production?

We provide free artwork design, technology proposals, flexible packing, reliable shipping, and after-sale service.

How many countries have you exported to since 1999?

We have exported our products to 70 countries and regions since 1999.

What is the warranty period for quality problems?

We provide a 2-year quality guarantee. For confirmed quality issues, we assume 100% of the product and freight loss.

Tk4100 Mf S50 Plastic RFID Tag RFID Keyfob (Tag-01)

Name: 125kHz/13.56MHz Em4100/Tk4100 Mf S50 Plastic RFID Tag RFID Keyfob (Tag-01)
Brand: Shanghai Star Trend Enterprise Co., Ltd.
SKU: 852514945

Shanghai, ChinaShanghai Star Trend Enterprise Co., Ltd.

US$0.065-0.25

500 Pieces

Product profile

Customization

Available

Certification

ISO

Shape

Rectangle

Model NO.

ST-Tag-01

Chip Type

Read/Write

Power Supply Mode

Passive

Usage

Electronic Products, Entrance Key

Material

ABS

Printing

Silk-Screen Printing, Laser Engraving

Accessories

Key Chain

Personalization Available

Uid/No. Laser Engraving etc.

RFID Chip

125kHz Em4100/Tk4100, 13.56MHz Mf S50

RF Protocol

ISO 14443A

Transport Package

Air, Ocean, Express

Specification

Different types available

Trademark

OEM

Origin

Shanghai, China

HS Code

8523521000

Production Capacity

6 Millions/Month

Key features

Dual Frequency Support: Operates at 125kHz and 13.56MHz with Em4100/Tk4100 and Mf S50 chips.

Customizable Colors: Available in Blue, Red, Yellow, Green, Black with customized color options.

Laser Engraving Personalization: UID and number can be laser engraved for unique identification.

Silk Screen Printing: Supports silk screen printing for logos and branding on keyfobs.

High Durability: Data retention over 10 years with 1,000,000 read/write cycles.

2-Year Warranty: Covers all mechanical defects with free parts and labor for 2 years.

Low MOQ for Printing: Accepts orders as low as 100 pcs per design with quality assurance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceCustomization from Designs

Shanghai Star Trend Enterprise Co., Ltd.

Shanghai, China

Business Type: Manufacturer/FactoryExport Year: 2001-01-08Nearest Port: ShanghaiAverage Response Time: ≤18hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, CPT, EXW

AI-Powered supplier vetting

SummaryShanghai Star Trend Enterprise Co., Ltd. is identified across the slices as a China-based limited company operating in Shanghai, with conflicting classifications as both a trading company and a manufacturer/factory. It has in-stock capability, self-operated import/export rights, 90% export sales, and access to Shanghai port, but no overseas warehouse, showroom, agents, or branches. The supplier supports customization from samples and designs, while its R&D profile is limited: one R&D engineer, no new products in the past year, no ODM, SDK, or 3D software design services. Complaint handling and corrective/preventive action procedures have records, but quality assurance, raw-material traceability, fire-drill status, and environmental-assessment status are not established in the provided information. Financial credibility and customer-case evidence cannot be adequately assessed because the relevant slices provide only years rather than substantive performance data, and no financial figures are reported.

After-Sales capabilityThe supplier has a documented and followed procedure for handling customer complaints, and its company description references after-sales service. However, it has no overseas agents or branches, overseas warehouse, or showroom, which may limit local support infrastructure.

R&D capabilityInnovation evidence is limited: the supplier has one R&D engineer, launched no new products in the past year, does not provide ODM, SDK, or 3D software design services, and is not identified as a professional technical supplier. These stated limitations indicate weak innovation capability for technology-led development.

Production capacityThe supplier reports three card manufacturing facilities around Shanghai, in-stock service capability, self-operated import/export rights, 90% export sales, and proximity to Shanghai port. However, outsourcing procedures and manufacturing contracts are marked unknown, so the full production-control system cannot be confirmed.

Customization capabilityThe supplier explicitly provides customization from samples and from customer designs. This supports product customization, although the records do not establish broader engineering, 3D software, ODM, or SDK capability.