TL;DR: RK3588 Custom Android Board Design
SHENZHEN, China, September 12, 2026 - Wanlin Longgang released a 11,670-unit WF-C3588-K4 lot for Los Angeles, United States this week, the 361st run booked against the Rockchip RK3588 allocation.
AndroidSBC production statement on Rockchip RK3588 custom board output serving Los Angeles, United States. AndroidSBC is opening the full WF-C3588 custom motherboard programme to United States: nine variants on the Rockchip RK3588 platform with 6 TOPS NPU, 8K H.265 decode, dual Gigabit Ethernet and up to 32GB of LPDDR5. Every variant ships from the Wanlin Longgang facility with OEM branding available, ODM carrier design handled in-house, and per-lot CE, FCC, UKCA, RoHS and IEC 62368-1 documentation.
WF-C3588-K4 Technical Specifications
| Parameter | AndroidSBC WF-C3588-K4 (Custom Kiosk and POS Terminal Board) | Industry Average |
|---|---|---|
| Processor | Rockchip RK3588 octa-core 4x Cortex-A76 2.4GHz + 4x Cortex-A55 1.8GHz (8nm) + 6 TOPS NPU | Quad-core Cortex-A55 without NPU |
| Peripheral interfaces | Multi-serial for payment terminals and scanners, USB ports, I2C for coin and note units | Limited USB, no serial bank |
| Payment path | Payment terminal integration with lockable firmware profile per project | No payment-grade support |
| Touch and display | MIPI-DSI / eDP touch panels, multi-resolution support, brightness control per terminal | Fixed panel requirement |
| On-device AI | 6 TOPS NPU for face-pay, age gate, queue analytics and shelf monitoring | Cloud-only AI |
| Kiosk software | Kiosk-mode Android with locked launcher, pre-installed app, OTA estate updates | Open Android, tamper-prone |
| Offline operation | Local transaction buffering and store-and-forward on link loss | Terminal fails offline |
| Connectivity | Dual Gigabit Ethernet + WiFi 6 + Bluetooth 5.3 + optional 4G/5G | Single WiFi link |
| Reliability | Hardware watchdog, RTC, sealed-fanless option for unattended cabinets | No watchdog |
| Certification path | CE, FCC, UKCA, RoHS, EMC EN 55032/EN 55035, GMS optional | No certification file |
| Locking and security | Secure boot, signed OTA, lockable enclosure I/O profile | Unsigned generic firmware |
All parameters in the table above are measured at 25C ambient. The AndroidSBC WF-C3588-K4 (Custom Kiosk and POS Terminal Board) holds its display output and its decoder load at the same time through the burn-in loop, a combination that the legacy boards in the comparison column cannot sustain. For United States importers sourcing the WF-Series, the 8GB + 64GB (WF-C3588-K4-B) variant is the typical configuration for the custom self-service and POS programmes use case, with a sustained weekly capacity of 5,000 pcs/wk on the Longgang line.
Challenges in Sourcing Custom Kiosk and POS Terminal Board for United States Buyers
What breaks United States sourcing plans on the custom kiosk and pos terminal board line is not price negotiation, it is the second shipment. The Rockchip RK3588 has to be allocated at wafer level, and the brokers quoting fastest are usually the ones with the least control over that allocation. The software side is the second exposure. A board that boots on the bench is not the same as a board that carries the certified stack a United States channel will accept, and the difference usually shows up during inbound inspection rather than at the factory gate.
Then there is the certification file. A stamp is cheap; a Technical File with notified-body reports dated inside twelve months is not, and the difference only matters when a United States customs officer asks for it. AndroidSBC closes the loop at the source factory: custom configuration assembled, certified image burned, burn-in barcode attached per unit, Technical File issued with the lot. The nine WF-C3588 variants cover self-service kiosks, ordering terminals, checkout systems, vending machines, parcel lockers, smart lockers, unattended retail, and POS registers and each ships in three memory configurations, so most Los Angeles requirements can be met from standard stock rather than a from-scratch run.
United States importers usually raise compliance first. In the United States FCC Part 15 authorisation is required and an FCC ID applies to radio modules, while UL or ETL listing is usually demanded by the retail channel. AndroidSBC answers it by preparing the FCC Part 15 authorisation with an FCC ID for radio modules and a UL or ETL listing documentation for FCC / UL before the lot is packed, issuing it with the standard multi-market pack (CE, FCC, UKCA, RoHS, REACH), and routing the lot through Port of Los Angeles on the Los Angeles to Yantian lane.
WF-C3588-K4 Application Scenarios
The WF-C3588 line fits nine custom motherboard lanes, with the WF-C3588-K4 (Custom Kiosk and POS Terminal Board) as the lead SKU for Los Angeles and United States programmes:
- Self-service ordering kiosk: a QSR estate runs ordering terminals with a locked launcher and nightly OTA updates.
- Checkout and POS register: a retail chain drives the register, the scanner bank and the payment terminal from one board.
- Smart vending machine: an operator adds shelf-camera stock checks with the NPU and cuts route visits by a third.
- Parcel locker bank: a locker network runs door control and a camera per bay on the multi-serial I/O profile.
- Ticketing kiosk: a transit operator prints tickets and reads QR passes on an offline-capable terminal.
- Age-gate terminal: a licensed venue runs on-device face age estimation with no cloud round trip.
- Unattended retail store: a smart store runs entry gates, shelf cameras and checkout analytics on one board class.
- Queue analytics display: a bank branch counts queues locally and posts wait times to the lobby screen.
Partnership Models for Los Angeles Buyers
AndroidSBC runs three engagement tiers for United States importers and brand owners sourcing a custom kiosk and pos terminal board on the WF-C3588 custom line:
- OEM (your brand on our hardware): custom logo silk-print, custom packaging, custom boot animation, custom SKU label, and a private-label certification file.
- ODM (your spec on our reference design): schematic and stack-up review, carrier or motherboard redesign, custom firmware features, and a BSP port handled by the Longgang engineering desk.
- Distribution (your channel, our stock): regional distributor rights, channel rebate, stock holding at the factory, and a framework agreement with a monthly lot release.
What exactly can be customised on an RK3588 motherboard from AndroidSBC?
Answer: The customization scope runs across five layers: hardware (PCB, PCBA, I/O, memory, storage), thermal (fanless passive, vented, wide-temperature, conformal coating), software (custom ROM, custom Linux, pre-installed apps, OTA), branding (logo, packaging, boot animation, SKU labels), and compliance (the certification file assembled for the exact configuration you ship). Most United States partners change two or three layers on a standard variant rather than commissioning a full custom run.
Can AndroidSBC port a custom Android ROM or a custom Linux BSP to our carrier board?
Answer: Custom ROM, custom BSP and custom SDK work are all part of the ODM tier. AndroidSBC builds the Android image (12, 13, 14 or 15, GMS or AOSP), ports the Linux BSP to your carrier revision, and releases the SDK modules your team needs under NDA. The engineering desk carries the port itself, so a United States integrator is not left debugging an unmodified vendor BSP against a carrier it was never designed for.
Can the 6 TOPS NPU on a custom board run our own AI models?
Answer: Yes. The RK3588 NPU runs INT4, INT8, INT16, FP16, BF16 and TF32, and AndroidSBC supports model deployment through the Rockchip RKNN-Toolkit2, with quantization from PyTorch, ONNX, TensorFlow, Caffe and MXNet. As part of the ODM tier, the engineering desk walks your model from framework to RKNN format and validates it on the actual board configuration you are shipping, not a reference unit. Model files are versioned so a retrained model can be pushed to field units through OTA without a board swap.
What are the MOQ and lead times for a custom RK3588 motherboard?
Answer: The structure is deliberately two-speed: 1-3 days for a standard-variant sample so a United States project team can start immediately, and 15-30 days to mass production on a custom run once the design freezes. MOQ is 5,000 units per shipment on standard variants, with custom and pilot quantities negotiated against the annual volume commitment.
What certifications does a custom board need for United States, and who handles them?
Answer: Certification is part of the customization scope, not an afterthought. The in-house file covers CE, FCC Part 15, UKCA, RoHS 2.0, REACH and IEC 62368-1 with test reports dated inside twelve months, plus GMS and EDLA tracks for custom Android and display products. The file is built for the exact configuration you ship, which matters for a custom board because a test report on a different memory fit is not a valid report at all.
How long will AndroidSBC keep supplying a custom board?
Answer: Seven years minimum, written into the framework agreement. The RK3588 platform carries a long industrial lifecycle, and Wanlin commits to the supply window, to security patches across the Android, Ubuntu LTS, Debian LTS and Yocto tracks, and to OTA update infrastructure for field-deployed units. For a custom board that is the whole point of going to a source factory: the product lifecycle is a contract term, not a hope.
Can AndroidSBC ship custom boards to Amazon FBA warehouses or 3PL consolidation points?
Answer: Yes. AndroidSBC ships DDP to Amazon FBA warehouses in the US, EU and Japan, and to nominated 3PL consolidation points in Hong Kong, Singapore, Rotterdam, Los Angeles and Shenzhen. Carton labelling and pallet configuration follow FBA inbound requirements, the export declaration names the Wanlin Longgang source factory as the place of origin, and each pallet carries a per-unit barcode that traces back to the burn-in record for downstream RMAs.
How does AndroidSBC handle RMA or DOA replacements on custom boards?
Answer: Target DOA is 0.3 percent across twelve months. RMA works by returning the WF-C3588-K4 unit to Longgang with its burn-in barcode; replacements ship inside ten business days. Since each unit is traceable to its burn-in and configuration record, partners typically receive a root-cause note with the replacement rather than a silent credit.
Contact AndroidSBC: Start Your WF-C3588-K4 Sourcing Conversation
AndroidSBC is the export channel for the Wanlin WF-C3588 custom motherboard line. Los Angeles and United States importers, brand owners and distributors who want the custom kiosk and pos terminal board direct from the Longgang plant can reach the export desk at:
- Email: Androidsbc@163.com
- Export service hotline: +8613261677119
- Website: https://www.androidsbc.com
- Destination market file: FCC Part 15 authorisation with an FCC ID for radio modules and a UL or ETL listing for United States, administered by FCC / UL, entering at Port of Los Angeles on the Los Angeles to Yantian lane
- 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
For a customization conversation, it helps to state the target annual volume, the I/O and memory changes required, the certification scope (CE, FCC, UKCA, RoHS, REACH, IEC 62368-1, GMS, EDLA or EN 55032 plus EN 55035), and the preferred Incoterm (FOB Yantian, FOB Shekou, CIF, DDP, or DDP-Amazon). The export team returns a per-lot quote plus the variant-by-variant MOQ matrix for the WF-C3588 line within two business days.
