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Equipment Steward · AI Diagnostic O&M Agent for Smart Exhibition Hall Equipment

Smart Exhibition Hall Equipment · AI Diagnostic O&M Agent

An AI agent that truly solves equipment problems in smart exhibition halls turning every pitfall encountered on site into a resolution playbook that is readily accessible and usable by everyone, so that whenever any device in the hall breaks down, someone knows how to fix it, fixes it fast, and fixes it right.

402Real Fault Knowledge BaseCovers exhibition hall signals / multi-screen / central control / infrared
66Per-unit equipment ledgerFull integration across 7 themed zones
4Validated in Large-Scale Project DeploymentsMacao · Qingdao · Shanghai
3Second-level response at the entry pointWeCom / PC / Mobile

Where Does O&M for Smart Exhibition Halls Get Stuck?

A smart exhibition hall can have dozens to hundreds of devices, ranging from VR headsets to sliding rail screens, and from interactive turntables to central control systems. The smarter the devices, the more complex operations and maintenance become and O&M capability is becoming a cost black hole in exhibition hall operations.

Four dead ends of traditional O&M

  • Too many devices, too many types every unit has its own temper, faults come in endless varieties, and there is no unified standard
  • Experience locked inside individuals only the veteran installation technician knows the "tricks" of each device, and once they leave, the knowledge is cut off
  • Response measured in days when equipment fails, you wait for experts to travel across cities to your site, while the exhibition hall sits idle with the exhibit shut down
  • Costs keep rising every breakdown requires dispatching personnel, vehicles, and experts, costing over a thousand each time, year after year

How the agent solves it

  • Take a photo / describe it, get a solution in seconds business staff who don't understand technology can get actionable handling steps on the spot
  • Knowledge assetization every pitfall encountered is captured into the knowledge base, never lost, and the more it is used, the more accurate it becomes
  • Three-terminal collaboration WeCom for quick questions on the go, PC for managing records and work orders, mobile for on-site photo capture, all on one foundation
  • 24/7 online whenever an issue occurs with exhibition hall equipment, someone is immediately available to handle it

Covers every device in a smart exhibition

From entrance displays to industrial-safety training, one knowledge base covers 7 theme zones and 55 device types.

Preface Hall · Exhibition Area

8 device types
Sliding Rail ScreenDigital flipbook and tilted screenAnti-fraud systemCentral-Control BusGeological Environment Holographic Display CaseHolographic TheaterImmersive spaceSafety Knowledge Integrated with Multimedia

Fire safety zone

16 device types
Simulated Fire ExtinguisherFire Safety Sign Interactive ZoneCircuit overloadOil pan fireSmoke CorridorElectric vehicle fireFirefighting Equipment ExperienceFire Warning Sign On-Demand PlaybackAutomatic Fire Alarm LinkageDonning firefighting suitsCauses of electrical firesSimulated AlarmSimulated Fire Extinguishing ExperienceFire Safety Knowledge QuizFire Safety Knowledge Quick-Response QuizVR Self-Service Kiosk

Traffic Safety Zone

6 device types
Electric vehicle ridingSeatbelt Collision ExperienceBicycle RidingTraffic lightsSimulated drivingE-bike safety

Natural Disaster Zone

4 device types
Earthquake PlatformMeteorological warning signal cardsSeismic Belt Distribution ExperienceNatural Disaster Buzzer Quiz

Emergency First Aid Area

6 device types
Cardiopulmonary Resuscitation (CPR)Smart Emergency First Aid Training MachineFirst Aid Rescue Quiz Buzzer StationSmart Electric ShockFirst Aid Training EquipmentMind Exploration Station

Production safety zone

12 device types
Rolling mill crushingObject crushElectrostatic dust explosionGear and chain injuriesSpins off and flies outSafety Helmet and Safety Shoe ImpactAI safety helmet impactIntegrated Electricity ExperienceMechanical Injury 3-in-1Multi-User Electric Shock RobotSharp-object cutsBelt entanglement

VR · immersive experience

3 device types
VR EquipmentVR Self-Service KioskImmersive space

Technical architecture

Three entry points feed one diagnostic engine, backed by an evolving fault knowledge base not a chatbot, but a closed-loop diagnostic system.

WeCom
PC admin console
Mobile
▼
Equipment agent engineEquipment Steward EngineRAG retrieval augmentation · symptom → cause → resolutionLarge Model DeepSeek v4-flashMultimodal Visual Recognition qwen2.5-vlDiagnostics + Ledger + Work Order Closed Loop
Fault knowledge base402 real-world fault triplesExhibition Hall Signal · Multi-Screen · Central Control · InfraredGeneral-purpose hardware · Four-project hands-on trainingKnowledge feedback loop · New problems are captured automatically → the more it is used, the more accurate it becomes

Real diagnostic capability · field cases

Each of the following is a real conversation in WeCom not a demo, but what sales staff got by simply taking a photo.

Multimodal Diagnosis · Causal Chain Reasoning

One computer, four symptoms, one root cause

The user reported "won't power on, slow response, loud noise, helmet display not working" one after another. After identifying the hardware from images, the Device Steward linked these four separate symptoms into a single "overheating" causal chain and pinpointed the root cause in one go.

Identify hardware from imagesCross-turn correlationRoot Cause ReasoningActionable solution
Visual Recognition · Locate in 30 Seconds

Helmet Blackout: One Photo, a Solution in Seconds

Even from a blurry photo, it can identify a Pico headset + determine "the screen isn't on," provide a comparison table for three scenarios and 30-second troubleshooting steps, and even link it to computer lag from the previous unit.

Blurred image recognitionSituation Comparison TableCross-device correlationAddress the root cause first.

Technical depth

RAG retrieval augmentation

Structured retrieval based on "symptom → cause → action" triples; answers come strictly from real fault records, eliminating hallucinations invented out of thin air by large models.

Multimodal Visual Diagnosis

Upload a photo; the local vision model identifies the device model and fault symptoms (black screen, not lighting up, detachment) even blurry photos are recognized.

Knowledge flywheel

Every newly solved technical issue automatically flows back into the knowledge base and syncs to the diagnostic engine the more it's used, the more accurate it becomes, and nothing is ever lost.

Three-terminal collaboration

WeCom (Instant Business Q&A), PC (HQ ledger work orders), and mobile (on-site photos) share one unified knowledge base, so data is not fragmented.

Business value

The agent is not a one-off tool: it turns O&M capability into a reusable asset, cutting operating cost and raising customer satisfaction.

Days → SecondsResponse Time

From "waiting a day or two for a technician to visit" to "a solution in seconds from a photo"

-60%O&M costs

Fewer Experts Dispatched, Fewer Site Visits—Handle Common Faults On Site Yourself

100%Knowledge retention

Veteran expertise becomes a reusable asset experience is not lost when people leave

N timesReplicability

One knowledge foundation serves all exhibition halls and customers, with marginal cost approaching zero

Dimension

DimensionTraditional O&MEquipment agent
Fault responseWaiting 1–2 days for an expert to arrive on sitePhoto in, solution in seconds, 7×24
Manpower ThresholdMust have senior technicians; such talent is hard to recruitAny sales staff member can operate it zero barrier to entry
Knowledge accumulationExperience lives in one person's head it's gone the moment they leaveEvery pitfall is captured into the knowledge base and never lost.
Recurring faultsThe same types of problems are repeatedly encountered, and personnel are repeatedly dispatched.First-time resolution is immediately stored in the knowledge base; second-time issues get an instant reply
Multi-Hall ExpansionEvery time an exhibition hall opens, staff must be reassigned.One foundation replicated, marginal cost approaching zero

Zero technical barrier · Even non-technical people can manage equipment

Smart exhibition hall equipment is a tangled mess, and traditional O&M has to rely on "people who understand the tech" engineers and veteran technicians. The Equipment Steward translates "understanding the tech" into "just follow the steps": instead of terms like serial protocols, hexMap, or insecureHttpOption, it gives concrete steps such as "which file to check, which setting to change, which key to press."

ScenarioTraditional (needs expertise)Equipment agent (no expertise needed)
Turntable won’t rotateFamiliar with serial port protocols; able to read hexMap mappingsAsk with a photo, and it tells you which log to check and which configuration to change
QR code scan gets stuckFamiliar with Unity; able to modify DLLs and repackageDescribe the symptom, and it tells you to verify the on-site IP and which file to modify
Computer won't power onFamiliar with power supplies / memory / hard drives / motherboardsJust say “it won’t power on,” and it hands you a step-by-step troubleshooting checklist
Unfamiliar with new equipmentOnly veteran technicians know each machine's "temperament".Every pitfall is captured into the knowledge base, so whoever asks gets the answer.
  • No reliance on scarce talent no need to hire senior O&M engineers; existing exhibition hall staff can manage the equipment
  • Lossless Staff Turnover knowledge lives in the repository, not in people's heads; replacing staff does not affect O&M capability
  • Frontline response in seconds docents resolve common faults on the spot, keeping the exhibition hall from stopping or idling
  • Experts focus on hard problems freeing experts from running around fixing common faults so they handle only truly difficult issues

Field proven · agent matrix

Macao Disaster Prevention and Mitigation Guide

All on-site issues multi-screen freezing, missing screens, flickering in standby are fully captured and accumulated

Macao Food Safety Interactive

Troubleshooting multi-screen sync and state residue across 4 PCs in a murder-mystery game

Qingdao QQCTN Digital Twin

Score data chain, central control ADB/APK, infrared TV power on/off

Shanghai AI Comprehensive Assessment

Deployment experience across 8 modules, including IP changes, Unity QR code scanning, and backend processes

Jinggang Beichuang agent matrix Equipment Manager (diagnosis) + Unified Engine (leads) — One answers how to repair equipment; the other answers where the customers are.

Three steps to go live

01Organize the Equipment Ledger

Take stock of all equipment types, brands, and signal protocols in the exhibition hall and build equipment records an existing ledger of 66 devices can be reused.

02Fault Injection Knowledge

Feed structured historical pitfalls, after-sales ledgers, and QC standards into the knowledge base, and you get usable diagnostic capability.

03Three terminals go live

WeCom bot + PC admin console + mobile app are activated in sync, so business staff can take photos and ask for diagnosis on the spot.

Typical venues

Smart Exhibition HallSafety Education Experience HallScience Popularization BaseScience and Technology MuseumPractical Training and Assessment VenueParty Building Exhibition HallVR Training BasePort and Wharf Practical Training
So that for every device in the exhibition hall, when something breaks there is someone who can fix it quickly and properlyRequest a trial →

Jinggang Beichuang Group · Hardware-software integration · Vertical AI models · Agents · Blockchain attestation

Prices are not displayed on this page; a formal quotation will be provided after an on-site survey.

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