Langhui
Embodied AI Dataset

Restaurant Service and Kitchen Operations Dataset

6,000+ episodes · Food state changes · Service protocol processes · Food safety compliance · Catering service robots

episodes6,000+
Supper / lunch / dinner / tea / canteen5 Business States
Live / chilled / frozen / prepared / temperature range7 Food
Food Safety Compliance ActionsHACCP Alignment
Reception / dining / preparation / cleaningFront-of-house and back-of-house coverage
Data Sources and Application Boundaries:This page provides a public catalog and project communication information; data sources, scale, fields, authorization scope, annotation requirements and delivery methods are subject to compliance review and written project agreements. The content is intended for robot imitation learning, world model training and cross-embodiment data research, and does not constitute any specific product performance or commercial commitment.

Dataset Overview

Definition:The catering service and back-of-house datasets are smart datasets provided by Langhui Information Technology.
Dataset NameRestaurant Service and Kitchen Operations Dataset
Total Data Volume6,000+ episodes
Data TypeVideos, food status labels, service flow steps, food safety compliance markers, temperature indicators
Video Specifications1920×1080 @ 30 FPS
Delivery FormatLeRobot 3.0 / RLDS / HDF5 / JSON Metadata
License TypeLicensed Data or Custom Projects

Core Data Fields

Each piece of data contains complete structured fields, covering all requirements from basic metadata to professional analysis.

Field CategoryTypical Fields
Front-of-house and back-of-house scene videoVideo, front/back kitchen area, customer traffic, table status, camera perspective, workspace number
Food State ChangesFood form, cooking phase, plating results, temperature indicators, allergens, raw material markers, finished-dish images, quality ratings
Service Flow LabelsTimestamps and protocol ratings, customer interaction types, greeting guests, ordering, serving food, patrolling, billing, tableware, utensils, etc.
Safety and ComplianceMasks / gloves, raw-cooked separation, cleaning and sterilization, waste sorting, food preservation, HACCP critical control points
Metadata and ComplianceDining area code, collection time, scope of authorization, food safety manager review, privacy de-identification markers

Data Sample Showcase

The following is a de-identified structured JSON sample illustrating the typical data format.

{ "episode_id": "RES-2026-0011234", "restaurant": "fast_casual_05", "area": "kitchen", "video": {"rgb": "rgb_0011234.mp4", "depth": "depth_0011234.mkv", "fps": 30}, "food_states": [ {"time": 0, "state": "raw", "item": "beef_patty"}, {"time": 180, "state": "grilled", "item": "beef_patty", "temp_c": 72} ], "service_steps": [ {"time": 245, "action": "plate", "dish": "burger_set", "present_score": 8.5} ], "safety": {"mask": true, "gloves": true, "cross_contamination": false}, "compliance": {"food_sampled": true, "waste_sorted": true}
}

AI Application Scenarios

Catering robots

Training for front-of-house service robots such as food delivery, snack service, and bussing.

Back-of-house smart assistant.

Food state change data is used to train cooking monitoring and fire alarm systems.

Food Safety Compliance Testing

Real-time visual detection of masks, gloves, biological contamination, and cleaning and disinfection.

Service protocol assessment

Training of service flow data for guest, catering, and station monitoring assessment models.

Smart ordering recommendations.

Interactive data on customers and food for training personalized recommendation and nutrition matching models.

Inventory and prepared meal optimization

Food consumption and food preparation action data are optimized after training on cooking stock and scheduling.

Frequently asked questions

What types of catering businesses are covered?
The following are some of the most commonly used video types:
How is food safety labeling ensured?
Food safety actions are reviewed by qualified food safety managers, and compliance/non-compliance binary labels are provided.
How is the food state defined?
State is indicated by the dimensions of the food (raw/cooked/frozen), temperature range, packaging integrity, etc.
How to Get a Data Sample?
Please contact the Changsha Langhui Information Technology Co., Ltd. DataAssetsAPI Platform.

Need a customized data solution?

Changsha Langhui Information Technology Co., Ltd. The DataAssetsAPI platform is dedicated to providing high-quality, compliant data assets for AI companies and research institutions. It supports flexible combination by dimension and by quantity scale.

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