TL;DR: Query All-In-One Board China Factory
AndroidSBC export desk: OEM, ODM and distribution tracks open on the WF-K self-service query board family serving international market, United States. The WF-K3600 self-service query terminal Android motherboard spans the dual-screen query terminal with independent display and eleven sister models in the WF-K series, all built on the RK3568 quad-core ARM Cortex-A55 2.0GHz 64-bit SoC with the ARM Mali-G52 2EE GPU, dual 1080p independent output, LVDS plus HDMI, and Android 11 firmware support. AndroidSBC, the export arm of Wanlin Manufacturing Group, ships the WF-K family from the Longgang source factory in Shenzhen to international market and United States importers who run hospital information points, bank branch lobbies, government service halls, mall directory stations, airport concourses and outdoor query cabinets.
About AndroidSBC and the Self-Service Query Terminal Android Motherboard Family
AndroidSBC manufactures the WF-K self-service query terminal Android motherboard family at the Wanlin Manufacturing Group plant in Longgang, Shenzhen. For United States buyers the series is deliberately broad: entry A133 boards for simple lookup stations, RK3568 workhorses for dual-screen work, and RK3588 parts where international market projects need 8K or AI acceleration. The plant holds a standing allocation of LPDDR4X and eMMC for the WF-K line, which is how international market projects keep their lead times stable across quarters.
WF-K3600 Technical Specifications
| Parameter | AndroidSBC WF-K3600 (dual-screen query terminal with independent display) | Industry Average |
|---|---|---|
| Processor | RK3568 quad-core ARM Cortex-A55 2.0GHz 64-bit SoC | Older 28nm or 40nm quad-core SoC |
| Process node | 22nm | Older 28nm or 40nm process |
| GPU | Mali-G52 2EE | Older Mali-450 or basic GPU |
| NPU / AI | 1 TOPS | No NPU on competing entry boards |
| Memory | 4GB LPDDR4 | DDR3 1GB / 2GB on competing boards |
| Storage | 32GB eMMC | eMMC 5.0 8GB / 16GB on competing boards |
| Display output | dual 1080p independent output, LVDS plus HDMI | Single HDMI 1080p only on competing boards |
| Touch support | 10-point capacitive touch | Resistive single-touch on competing boards |
| Operating system | Android 11 | 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 |
| Query peripherals | Capacitive touch, thermal printer, document scanner, card reader | No bundled touch, printer or scanner 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-K3600 (dual-screen query terminal with independent display) 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 United States importers sourcing the WF-K family, the WF-K3600-A variant is the typical configuration for the dual-screen bank branch query rollout use case, with a sustained weekly capacity of 5000 pcs/wk.
Challenges in Sourcing Self-Service Query Terminal Android Motherboards for United States Buyers
Procurement teams in United States usually compare query terminal boards on price first, then find that integrating three vendors for touch, printing and identity peripherals costs more than the difference between a cheap board and the right one for international market.
Compliance is the second filter. international market buyers need a board whose FCC / UL file set matches the FCC Part 15 and FCC ID for radio modules, plus UL or ETL safety listing route used in United States, which is the point where unbranded board suppliers usually drop out. For the 5th consecutive quarter, AndroidSBC has held the international market allocation against one fixed BOM, which is why a 163500-unit programme can be dated rather than estimated.
Competitive Comparison: WF-K3600 vs Competing Self-Service Query Terminal Android Boards
Against the query boards usually quoted in United States, the WF-K board is positioned on integration completeness rather than on a single performance number for international market.
- Platform breadth: twelve models on eight chips (RK3588, RK3568, RK3566, RK3288, RK3399, A133, H618, T527), so {city} integrators can move between tiers without changing driver stack or mounting pattern.
- Bundled integration: touch, printer, scanner, card reader, camera and voice driver SDK ships in the carton; competing query boards sold to {city} usually ship a board only.
- Compliance files: CE, FCC, RoHS and the destination conformity route travel with the lot, which competing board vendors often leave to the {city} integrator to obtain.
- Long-term supply: one fixed BOM per production lot and a seven-year firmware window, against the frequent silicon swaps seen on competing query boards reaching {city}.
Global Self-Service Query Terminal / Information Kiosk Market Trends
Public-facing information lookup is now measured as a service-level question, not a hardware line item. United States procurement increasingly specifies the dual-screen query terminal with independent display as part of a wider access programme, which pushes international market integrators towards boards that can be re-deployed across sites.
- Volume shift to board-level sourcing: more integrators now buy the motherboard rather than the finished kiosk, which is why the WF-K3600 and WF-K3399 tiers ship in board form with the enclosure left to the local partner.
- Dual-screen becomes the default: hall display plus touch query on one board is replacing two separate devices, and the WF-K3399 and WF-K1330 configurations address that pattern directly.
- Longer service life expectations: operators now plan five to seven years per query terminal, which favours a fixed BOM such as the WF-K1330 over boards that re-spin silicon between lots.
The direction of travel for international market is towards fewer board variants deployed across more sites, which is exactly the configuration the WF-K series was built around for United States.
WF-K3600 Application Scenarios
The WF-K3600 dual-screen query terminal with independent display sits inside a twelve-variant WF-K self-service query terminal Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand. The WF-K3600-A configuration is the typical build for the dual-screen bank branch query rollout use case, with touch panel and identity peripheral driver SDK plus staged OTA management bundled.
- Hospital and clinic information points: the WF-K3600 drives a touch query station at the entrance while the hall display shows the same information set to waiting visitors in international market.
- Bank and financial branch lobbies: touch query plus counter display from one board, with card reader and ID reader integrated for account and product lookups.
- Government service halls: the WF-K1331 runs tax, social security and real estate information lookup, with printing available on the same board.
- Shopping mall directories: the WF-K6180 serves mall directory and wayfinding lookup, with the advertising screen running an independent content loop.
- Airport and train station concourses: high-brightness information query where the WF-K5270 has to stay readable under strong ambient light.
- Retail and pharmacy price or product lookup: compact stations where the WF-K8800 fits a narrow counter without structural work.
- Outdoor and unheated information cabinets: the industrial tier holds the wide temperature window and 7x24 duty cycle for street-level query points.
- Multi-language public information points: on-screen lookup in more than one language from a single board, with voice assistance where the venue requires it.
- Retrofit programmes in international market: the same board re-uses the existing enclosure, panel and mounting pattern so an installed estate can be upgraded board by board.
Partnership Models for international market Buyers
AndroidSBC structures international market partnerships around how much integration the local partner keeps in house, with United States projects typically choosing between three levels.
- Distribution track: the partner buys the WF-K board against a published price list, keeps its own stock, and AndroidSBC supplies the driver SDK and compliance files with each lot.
- Integration track: the partner takes the board plus firmware customisation, enclosure drawings and peripheral validation support, with a joint qualification run at the Longgang factory.
- Private-label track: the WF-K board ships under the partner brand with customised boot logo, packaging and documentation, on a fixed BOM held for the length of the agreement.
For international market integrators the choice usually comes down to how much of the United States project the local team wants to own versus how much it wants the factory to carry.
Frequently Asked Questions
Does the WF-K self-service query terminal Android motherboard family support a dual-screen query terminal with independent display?
Answer: Yes. AndroidSBC ships the dual-screen query terminal with independent display as a standard configuration, and the touch, printer and card reader drivers for it are integrated into the factory image rather than added by the international market integrator on site.
What is the real difference between the RK3568 tier and the other silicon tiers in the WF-K family?
Answer: The RK3568 tier differs in compute headroom, display capability and NPU availability rather than in board-level interfaces. All WF-K models share the same mounting pattern, the same peripheral pinout and the same firmware baseline, so a United States project can move between tiers without re-designing the enclosure.
Can AndroidSBC handle CE / FCC / UKCA / RoHS / REACH paperwork for United States?
Answer: Yes. AndroidSBC prepares the conformity file set for United States as part of the order, covering CE, FCC, RoHS and REACH as applicable, plus the destination-specific route. The documents travel with the international market shipment rather than following it.
What are the MOQ and lead time for a first order of the WF-K self-service query terminal family?
Answer: For international market the entry MOQ is low enough to validate one site before committing to an estate, with 1-3 day samples and a 15-30 day first bulk lead time for United States.
Does AndroidSBC develop custom Android ROM or custom Linux builds for the WF-K family?
Answer: Yes, and the custom build is maintained as a branch rather than a one-off, so international market partners receive updates against their own image for as long as the United States programme runs.
How are software updates and long-term support handled on the WF-K family?
Answer: The WF-K family runs a staged OTA channel with rollback. Updates are released against the shared firmware baseline, and international market integrators can hold a United States estate on a known revision while a new build is validated.
Can AndroidSBC ship to Amazon FBA or 3PL consolidation warehouses for the WF-K family?
Answer: Yes. Boards for international market can be routed straight into Amazon FBA or a third-party 3PL in United States, with the labelling and packing specification confirmed before the lot is packed.
How are RMA and DOA replacements handled on the WF-K self-service query terminal family?
Answer: DOA and RMA cases are managed by lot, with replacement units supplied from a matching build so a international market partner does not end up with mixed firmware across a United States estate.
Contact AndroidSBC: Start Your WF-K3600 Sourcing Conversation
To start a WF-K self-service query terminal Android motherboard sourcing conversation with AndroidSBC, international market integrators can reach the export desk 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 United States buyers and a 15-30 day mass-production lead to bulk orders. AndroidSBC commits to a seven-year firmware update window on the WF-K family.
