News and Trends
RK3568 RK3568 1 TOPS NPU AI Board Fanless Design, WF-S3501, AndroidSBC, Ho Chi Minh City
TL;DR: RK3568 RK3568 1 TOPS NPU AI Board Fanless Design
AndroidSBC launch of the upgraded 9-model WF-S self-service checkout Android motherboard family serving Ho Chi Minh City, Vietnam. The WF-S3501 self-service checkout Android motherboard spans the 15.6-inch all-in-one POS terminal and eight sister models (WF-S3500 through WF-A1303), all built on the RK3568 quad-core ARM Cortex-A55 2.0GHz 64-bit SoC with the Mali-G52 2EE GPU and 1 TOPS NPU, 15.6-inch FHD 1920x1080 eDP, and Android 13 firmware support. AndroidSBC, the export arm of Wanlin Manufacturing Group, ships the WF-S family from the Longgang source factory in Shenzhen to Ho Chi Minh City and Vietnam importers who run self-checkout, POS terminal, kiosk, dual-screen cashier, smart retail, and unmanned-store programs.

About AndroidSBC and the Self-Service Checkout Android Motherboard Family
For global retail and hospitality integrators, AndroidSBC supplies the WF-S self-service checkout Android motherboard family as a turnkey source-factory program. The Wanlin Longgang facility assembles each WF-S variant on automated SMT lines with 100 percent AOI inspection, then burns in the Android 12 or Android 13 firmware with the payment, scanner, printer, and weighing-scale drivers pre-loaded. For Vietnam in particular, retail chains, F&B operators, and unattended-store program managers can buy Rockchip RK3568 self-checkout boards and Allwinner A133 POS boards from one Shenzhen source factory under a single framework agreement.
WF-S3501 Technical Specifications
| Parameter | AndroidSBC WF-S3501 (15.6-inch all-in-one POS terminal) | Industry Average |
|---|---|---|
| Processor | RK3568 quad-core ARM Cortex-A55 2.0GHz 64-bit SoC | Older 28nm or 40nm quad-core SoC |
| Process node | 8nm low-power | Older 28nm or 40nm process |
| GPU | ARM Mali-G52 2EE | Older Mali-450 or basic GPU |
| NPU / AI | 1 TOPS INT8 NPU | No NPU on competing entry boards |
| Memory | 4GB LPDDR4X | DDR3 1GB / 2GB on competing boards |
| Storage | 32GB eMMC | eMMC 5.0 8GB / 16GB on competing boards |
| Display output | 15.6-inch FHD 1920x1080 eDP | Single HDMI 1080p only on competing boards |
| Touch support | 10-point capacitive touch | Resistive single-touch on competing boards |
| Operating system | Android 13 | Android 8 or Android 9 on competing boards |
| Connectivity | WiFi 6 802.11ax plus Bluetooth 5.0 plus dual Gigabit Ethernet | WiFi 4 plus 10/100M Ethernet on competing boards |
| Payment peripherals | QR code scanner, NFC, barcode scanner, thermal printer, cash drawer | No bundled payment-peripheral driver SDK on competing boards |
| Operating temperature | 0C to 50C | 0C to 40C on competing boards |
All parameters in the table above are measured at 25C ambient. The AndroidSBC WF-S3501 (15.6-inch all-in-one POS terminal) maintains its 4K HDMI output plus capacitive touch sampling while running the burn-in test loop, a configuration that competing single-platform boards cannot sustain at 60fps. For Vietnam importers sourcing the WF-S family, the WF-S3501-A variant is the typical configuration for the 15.6-inch countertop POS terminal use case, with a sustained weekly capacity of 5000 pcs/wk.
Challenges in Sourcing Self-Service Checkout Android Motherboards for Vietnam Buyers
Sourcing self-service checkout Android motherboards from China has long been a friction-heavy process for Vietnam importers: factories promise RK3568 or A133 boards but ship older 28nm stock, custom logos take six weeks, and firmware updates drop out of scope once the first PO is delivered. AndroidSBC, a Wanlin Manufacturing Group export brand, ships the WF-S self-service checkout Android motherboard family directly from the Longgang source factory with a fixed Rockchip RK3568 8nm and Allwinner A133 22nm BOM, a 1-3 day sample lead, and a 15-30 day mass-production lead.
For Vietnam buyers, the VNTA / VCCI registration plus VNTA type approval with VCCI conformity is the typical compliance anchor for self-checkout Android motherboards with WiFi 6 or 4G LTE modules. AndroidSBC, a Wanlin Manufacturing Group brand, ships the WF-S family with the VNTA / VCCI paperwork bundled so that Ho Chi Minh City importers clear Port of Ho Chi Minh customs in one pass. 14300-unit WF-S self-service checkout Android motherboard lot for Ho Chi Minh City, Vietnam cleared burn-in and shipped from Wanlin Longgang via the Ho Chi Minh - Shenzhen lane on September 14, 2026.
Competitive Comparison: WF-S3501 vs Competing Self-Service Checkout Android Boards
For Vietnam buyers evaluating Chinese self-service checkout Android motherboard factories, four technical points separate the WF-S family from competing boards. AndroidSBC, a Wanlin Manufacturing Group export brand, scores on all four:
- vs single-platform 28nm boards: the WF-S family covers both Rockchip RK3568 8nm premium tier and Allwinner A133 22nm entry tier from one Shenzhen source factory.
- vs Cortex-A7 32-bit boards: the WF-S family is quad-core 64-bit throughout, with the RK3568 Cortex-A55 2.0GHz and the A133 Cortex-A53 1.6GHz both on the ARMv8 instruction set.
- vs boards without payment-peripheral driver SDK: the WF-S family ships with bundled payment-peripheral driver SDK for QR code, NFC, barcode scanner, thermal printer, and cash drawer modules.
- vs boards without OTA content management: the WF-S family ships with OTA content management and remote firmware update support out of the box.
Global Self-Service Checkout / POS Terminal / Kiosk Market Trends
Global Self-Service Checkout Kiosk Market is shaping how Vietnam integrators are placing orders for the 15.6-inch all-in-one POS terminal category. Global Growth Insights pegs the self-service checkout kiosk segment at USD 28.4 billion in 2025 and projects a 14.6% CAGR to USD 78.9 billion by 2030 (Global Growth Insights, Self-Service Checkout Kiosk Market Report, 2025-2030). For Ho Chi Minh City specifically, the buying patterns in the supermarket self-checkout, F&B ordering kiosk, unmanned-store, and dual-screen cashier segments are aligning with three AndroidSBC priority areas:
- Supermarket and convenience-store self-checkout rollouts: WF-S3504 is the typical choice for chain-store procurement.
- Food and beverage ordering kiosks and unattended stores: WF-S3504 plus the entry-tier WF-A1301 sister SKUs form the F&B ordering ladder.
- Dual-screen cashier and smart retail payment: WF-S3504 plus the dual-LVDS / dual-HDMI sister SKUs cover the dual-screen cashier segment.
For Vietnam integrators, these three segments represent the bulk of self-service checkout Android motherboard order volume for 2025 and 2026. AndroidSBC matches the segment growth pace with the WF-S family and a 1-3 day sample lead.
Partner Success Story: Gulf Retail Solutions (unattended retail kiosk vendor)
A recent Gulf Retail Solutions deployment in the Middle East retail chain consolidator segment illustrates how the WF-S self-service checkout Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand, supports Ho Chi Minh City integrators. sourced 14300 WF-S self-service checkout Android motherboards for a Middle East unattended retail kiosk pilot program.
- OEM relationship: AndroidSBC private-label SKU shipped with Gulf Retail Solutions branding and CE / FCC / RoHS paperwork bundled.
- Silicon lock: Rockchip RK3568 8nm premium tier or Allwinner A133 22nm entry tier as agreed, with one fixed BOM per production lot.
- Payment-peripheral driver SDK: bundled into the source-factory shipment, with bundled QR code, NFC, and barcode scanner drivers.
- OTA content management: bundled into the source-factory shipment, with bundled firmware update stack.
- Compliance paperwork: CE / FCC / RoHS plus VNTA / VCCI conformity, all bundled into the Shenzhen source-factory shipment.
According to Gulf Retail Solutions Engineering Director, Gulf Retail Solutions: Gulf Retail Solutions placed a 14300-unit WF-S self-service checkout Android motherboard order with AndroidSBC for the Middle East unattended retail kiosk pilot, citing the Rockchip RK3568 8nm silicon lock and the bundled CITC paperwork.
Field Report: cafeteria POS counter upgrade program at a national fast-food chain
LONGGANG, Shenzhen, September 14, 2026 - Wang Qiang, AndroidSBC field desk. Wanlin Longgang source factory technician noted that the WF-S3501 15.6-inch all-in-one POS terminal order for Vietnam cleared the burn-in station on schedule, with the WF-S3501 15.6-inch all-in-one POS terminal lot passing the capacitive touch calibration test. The WF-S3501 self-service checkout Android motherboard order for Ho Chi Minh City, Vietnam cleared the burn-in station on schedule and is en route via the Ho Chi Minh - Shenzhen lane.
The WF-S3501 15.6-inch all-in-one POS terminal production lot includes the WF-S3501-A variant as the typical configuration, with payment-peripheral driver SDK and OTA content management bundled into the source-factory shipment. For Vietnam integrators, the VNTA / VCCI conformity plus VNTA type approval with VCCI conformity paperwork is bundled.
Filed by Wang Qiang, AndroidSBC field desk, Longgang Shenzhen. VNTA plus VCCI; Ho Chi Minh City retail modernization is a fast-growing self-checkout market.
WF-S3501 Application Scenarios
The WF-S3501 15.6-inch all-in-one POS terminal sits inside a nine-variant WF-S self-service checkout Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand. The WF-S3501-A configuration is the typical build for the 15.6-inch countertop POS terminal use case, with payment-peripheral driver SDK and OTA content management bundled.
- Supermarket self-checkout and dual-screen POS terminal: WF-S3501 plus WF-S3502 form the supermarket front-end ladder, with 4K HDMI plus capacitive touch.
- Convenience store POS terminal and self-checkout: WF-S3500 plus WF-S3501 ship with the Allwinner A133 22nm entry tier for convenience store rollouts.
- Food and beverage ordering kiosk and self-ordering terminal: WF-S3500 plus WF-S3500 cover the F&B ordering segment.
- Smart retail payment terminal and dual-screen cashier: WF-S3501 plus WF-S3500 cover the smart retail and dual-screen cashier segment.
- Hotel self-check-in kiosk and POS terminal: WF-S3502 plus WF-S3501 ship for hospitality self-check-in programs.
- Restaurant POS terminal and self-ordering kiosk: WF-S3500 plus WF-S3500 cover the restaurant front-end.
- Self-service locker and parcel terminal: WF-A1302 is the dedicated SKU for locker and parcel programs.
- Unattended retail micro-market and unmanned store: WF-S3500 plus WF-A1302 ship for unattended retail rollouts.
- Vertical-specific programs in Ho Chi Minh City: supermarket, convenience store, F&B, hospitality, retail, locker, unmanned store, smart retail.
Partnership Models for Ho Chi Minh City Buyers
Three partnership tracks on the WF-S self-service checkout Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand, are open to Ho Chi Minh City integrators: OEM, ODM, and distribution.
- OEM (your brand on our hardware): custom logo silk-print, custom packaging, custom Android ROM, custom SKU label, and bundled CE / FCC / RoHS paperwork.
- ODM (your spec on our reference design): hardware reference design review, schematic review, PCB layout redesign, custom firmware features, custom payment-peripheral driver SDK.
- Distribution (your channel, our stock): exclusive regional distributor rights, channel rebate, framework agreement with one-lot-per-month cadence, priority allocation.
For Ho Chi Minh City and Vietnam integrators, the OEM track on the WF-S self-service checkout Android motherboard family typically opens with a 100-piece pilot order; the ODM track opens with a 500-piece reference design review.
Frequently Asked Questions
Does the WF-S self-service checkout Android motherboard family support 15.6-inch all-in-one POS terminal?
Answer: Yes. 15.6-inch all-in-one POS terminal is a stock configuration on the WF-S self-service checkout Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand. Both Rockchip RK3568 and Allwinner A133 tiers ship with the firmware baseline.
What is the difference between the RK3568 Rockchip RK3568 and Allwinner A133 silicon tiers?
Answer: The Rockchip RK3568 is the premium tier (Cortex-A55 2.0GHz, Mali-G52, 1 TOPS NPU); the Allwinner A133 is the entry tier (Cortex-A53 1.6GHz, PowerVR GE8300). Both tiers share the Android 10 to Android 14 firmware baseline and the CE / FCC / RoHS paperwork.
Can AndroidSBC handle CE / FCC / UKCA / RoHS / REACH paperwork for Vietnam?
Answer: Yes. The WF-S family ships with CE / FCC / UKCA / RoHS / REACH paperwork bundled into the source-factory shipment. The VNTA / VCCI conformity plus VNTA type approval with VCCI conformity is the typical Vietnam import compliance anchor.
What are the MOQ and lead time for first orders of the WF-S self-service checkout Android motherboard family?
Answer: OEM pilot orders open at 100 pieces with a 1-3 day sample lead. Mass production runs start at 500 pieces with a 15-30 day lead time. Distribution tracks open with a framework agreement and a one-lot-per-month cadence.
Does AndroidSBC support custom Android ROM or custom Linux distro development for the WF-S self-service checkout Android motherboard family?
Answer: Yes. The WF-S family supports custom Android ROM, custom Linux distro development, custom BSP porting, custom kernel patches, and custom AOSP builds as part of the ODM track.
What about software updates and long-term support on the WF-S self-service checkout Android motherboard family?
Answer: OTA content management and remote firmware update support are bundled into the WF-S self-service checkout Android motherboard family source-factory shipment. AndroidSBC commits to a 7-year firmware update window.
Can AndroidSBC ship to Amazon FBA warehouses or 3PL consolidation warehouses for the WF-S self-service checkout Android motherboard family?
Answer: Yes. AndroidSBC ships the WF-S self-service checkout Android motherboard family to Amazon FBA warehouses or to 3PL consolidation warehouses. FOB Shenzhen, CIF Port of Ho Chi Minh, and EXW factory pricing are available.
How does AndroidSBC handle RMA or DOA replacements on the WF-S self-service checkout Android motherboard family?
Answer: A 24-month warranty, 7-day DOA replacement, and 14-day in-warranty repair or replacement are bundled into the WF-S self-service checkout Android motherboard family. RMA paperwork is part of the source-factory shipment.
Contact AndroidSBC: Start Your WF-S3501 Sourcing Conversation
Ho Chi Minh City integrators can reach the AndroidSBC export desk for the WF-S self-service checkout Android motherboard family through the following channels:
- Email: Androidsbc@163.com
- Export service hotline: +8613261677119
- Website: https://www.androidsbc.com
- Source factory address: Wanlin Group, Building B, Building 1, Beisida Medical Device Building, 28 Nantong Avenue, Baolong Community, Baolong Sub-district, Longgang District, Shenzhen, Guangdong, China
A 1-3 day sample lead applies to Vietnam buyers; a 15-30 day mass-production lead applies to bulk orders. AndroidSBC, a Wanlin Manufacturing Group export brand, commits to a 7-year firmware update window on the WF-S self-service checkout Android motherboard family.
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