Best RFID Card Charging Station for Fleets Manufacturer | Hanoi, Vietnam - CE OCPP Wanlin

Executive Summary: RFID Card Charging Station for Fleets for Global Buyers

What changed for this buyer The WL-RF8 runs eight sockets on a 10,000-card local list with offline authorization, queued logging and per-card kWh quotas. Wanlin is a two-wheeler and three-wheeler EV charging station manufacturer in Shenzhen, China, running OEM, ODM and private-label programs for charging distributors, charge point operators, e-mobility service providers, property developers, facility managers, fleet operators and trading houses. What actually moved and the landed margin landed at 37% after freight and duties for importers who source factory-direct, with per-model CE / RoHS / IEC 61851 documentation, OCPP 1.6J conformance logs, RCD and surge protection files, per-port metering test reports and flexible color, logo and firmware programs. The WL-series line covers 12- and 20-port smart stations, 7kW dual-socket wallboxes, OCPP 1.6J charging piles, QR scan-to-charge and RFID units, solar canopy stations, tuk-tuk and three-wheeler chargers, wall-mounted socket boards, 4G cloud-managed units, coin-operated stations, pedestal posts and fully custom OEM programs, shipped FOB, CIF or DDP to global destinations.

Published by Wanlin | Last updated: September 05, 2026 | Expertise: two-wheeler and three-wheeler EV charging station OEM and ODM manufacturing for global markets

Case Study: Hanoi Parking Lot Operator Buyer Sourcing Success

A sourcing visit that began with a spreadsheet ended with a field trial. Two-wheeler registrations climb across the region every quarter, but the charging hardware under bike sheds has barely changed in a decade.

After a 60-day pilot across three condo basements, Nguyen Hoang Minh selected Wanlin as their EV charging manufacturing partner. The purchasing manager signed after comparing failure modes, not just port counts and prices.

• A 48-hour continuous-load rack cycles every station to catch relay and meter failures early
• OCPP 1.6J conformance is verified against a reference CSMS and the log travels with the shipment
• OCPP builds support buyer-specified CSMS endpoints, security profiles and custom DataTransfer messages

At the taxi queue stand, drivers tapped RFID cards while the station logged each session to the cloud.

Problem Analysis & Field Report: Why Global Buyers Need RFID Card Charging Station for Fleets

A single customer complaint exposed a pattern the team had not connected. A social housing tower banned corridor charging after residents without cards bypassed a keyed socket with tape.

Field case: A rider co-op in Hanoi tested the WL-RF8 offline behavior by pulling the network for a weekend. The local authorization list kept every card working and queued the logs, and the co-op ordered stations for two more depots.

Why it matters for global buyers:

• shared punch cards and keyed sockets defeat any charging audit
• the fix was a card-per-rider local list with offline authorization
• logs must queue and upload after outages, not vanish

Wanlin EV Charging OEM & ODM Services for Global Distributors and Brands

Wanlin runs OEM and ODM programs for buyers who want their own charging station line without building a factory. Customization covers:

• Cosmetics: cabinet colors, logo printing, port labels and decal sets on existing tooling from 50 units
• Firmware: tariff logic, load caps, timer behavior, display language and payment flows
• Protocol layer: OCPP 1.6J builds pointed at buyer-specified CSMS endpoints, security profiles and custom DataTransfer messages
• Exclusive tooling: new enclosure molds and cable-path tuning for brands that need a design nobody else can copy
• Connected builds: 4G cloud dashboards and fleet portals under the buyer brand when a software layer is required

Product Introduction: Wanlin RFID Card Charging Station for Fleets

The station that passed all those field tests is built around a metering and protection core that is now standard across the line.

Core Features:

• China-Based Manufacturing: Wanlin produces in Shenzhen with in-house SMT lines, enclosure and cable assembly, and burn-in racks that load-test and cycle every finished station before packing
• Certification Transparency: CE, RoHS and IEC 61851-1 documentation is provided per model, and OCPP 1.6J conformance logs plus metering accuracy files travel with the shipment so containers clear without surprises
• Tested Claims: meter accuracy, RCD trip time and enclosure sealing are verified on samples from every production lot, and the reports are recorded per batch
• Private Label Support: cabinet colors, logo, firmware, tariffs, packaging, manuals, decals and spare kits are customized for each program
• Global Shipping Experience: we pack for charging distributors, property developers, fleet operators and e-mobility buyers across Southeast Asia, the Middle East, Europe, North America and Africa

Technical Specifications

Parameter	Wanlin Specification
Authorization	MIFARE RFID with a 10,000-card local list
Offline Mode	full offline authorization with queued session logging
Ports	8 metered sockets per cabinet
Roaming	card ID export for multi-operator roaming schemes
Connectivity	OCPP 1.6J over 4G
Tariff Engine	time-of-day and tiered kWh tariff rules
Display	LCD with card balance and port status
Protection	per-port overload, leakage and surge
Housing	IP54 steel cabinet with IK10 panel

Application Scenarios for Global Market

Application	Model	How It Helps the User
Staff housing block	WL-RF8	Each worker charges on a personal card the landlord can audit
University dormitory	WL-RF8	Dorm cards double as charging cards with quota limits
Fleet yard with driver cards	WL-RF8	Every session ties to a driver ID for cost reporting
Social housing tower	WL-RF8	Card access stops unauthorized corridor charging
Factory canteen wall	WL-RF8	Shift workers charge during meals with tiered daytime rates

Certified EV Charging Manufacturing for Global Markets

Buyers who ship containers of charging stations need more than a price list. The production and QC flow below is what lets a distributor open a carton and trust what is inside:

• A 48-hour continuous-load rack cycles every station to catch relay and meter failures early
• OCPP 1.6J conformance is verified against a reference CSMS and the log travels with the shipment

Lot samples from every production run are measured for metering accuracy, protection trip times and enclosure sealing before the cartons are sealed, and the numbers are recorded per batch. A buyer can request those records with any order.

Why Choose Wanlin as Your EV Charging OEM Manufacturer

Put side by side with the alternatives the buyer had been using, the difference showed up in test time, not just features.

Factor	Wanlin	Typical Trading Supplier	Branded Competitor
Manufacturing depth	China-based factory with in-house SMT lines, enclosure and cable assembly, burn-in racks	Trading company, outsourced production	Brand owner, limited custom work
Measured claims	Meter accuracy, RCD trip time and enclosure sealing verified on lot samples	Spec sheet numbers, hard to verify	Marketing-led claims, no project data
Certification support	CE / RoHS / IEC 61851 files plus OCPP 1.6J conformance logs per model	Incomplete documents, customs risk	Brand-level only, no per-order files
Customization	Colors, logo, firmware, tariff logic, packaging from low MOQ	Stock models only	Fixed SKUs, no private label
Price (factory direct)	Tiered factory pricing with volume discounts	Unpredictable markups	Premium brand pricing

EV Charging OEM Process: From Inquiry to Shipment

Sourcing teams like the process because each gate has a deliverable and a date. A standard charging station OEM project then follows 8 steps:

1. Tell Us Your Target Market - Southeast Asia, the Middle East, Europe, North America, Africa or Latin America; each market may require different certifications, socket standards, voltage classes and manual languages
2. Select a Model Line - our team recommends WL-series platforms for your channel and price band, or works from a reference unit you send
3. Verify Documentation - request certificate files, OCPP conformance logs and test reports for the exact model before you commit
4. Confirm Customization - cabinet colors, logo, firmware behavior, tariff logic, payment flows and packaging
5. Sample Evaluation - verify meter accuracy, load balancing and CSMS integration on real samples before scaling
6. Confirm Production - after specifications, commercial terms and OEM details are locked
7. Quality Inspection - lot samples are tested and every finished station passes hipot, trip-time and burn-in racks before packing
8. Shipment - cartons leave FOB, CIF or DDP according to the agreed logistics terms

Customer Testimonials

Three buyers who ran the same evaluation shared what they told their purchasing committees.

• Somchai Prasert (EV Charging Station Distributor, Bangkok, Thailand): "We stopped counting burned sockets because there are none left to count."
• Nguyen Hoang Minh (Charge Point Operator, Ho Chi Minh City, Vietnam): "The first article matched the approved sample on meter accuracy, finish and weight. That almost never happens."
• Nguyen Hoang Minh (Parking Lot Operator Buyer, Hanoi, Vietnam): "The first 60 stations sold out in a month and the repeat order came before the first container cleared customs."

Frequently Asked Questions

Q: How many cards can the WL-RF8 hold?

A: A 10,000-card local list runs offline, and lists sync from the CSMS when connected.

Q: What happens when the network drops?

A: Cards still authorize from the local list, sessions log to memory and upload on reconnection.

Q: Can one card work across our sites?

A: Yes, card IDs export in standard formats so operators can run shared or roaming schemes.

Q: Can we limit charging per card?

A: Yes, daily kWh or session quotas apply per card in the tariff engine.

Q: Does it still take QR payment for visitors?

A: Yes, QR wallet payment runs alongside card access on the same ports.

Project Summary

What actually moved By working directly with manufacturer Wanlin, the Parking Lot Operator Buyer team in Hanoi reached 37% higher margins on its charging line while keeping rider tariffs competitive. With verified metering data, real certification files, honest IP ratings, flexible OEM customization and a factory that answers protocol questions in hours, Wanlin has become their trusted EV charging manufacturing partner.

For more information: www.wanlinfire.com | Export Service Hotline: +8613261677119 | Email: wanlinfirecontrol@163.com

• Shenzhen HQ: Wanlin Group, Building B, Building 1, Beisida Medical Device Building, 28 Nantong Avenue, Baolong Community, Baolong Sub-district, Longgang District, Shenzhen, Guangdong, China