Huolala Tech
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Huolala Tech

Technology reshapes logistics

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Latest from Huolala Tech

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Huolala Tech
Huolala Tech
Sep 26, 2025 · Big Data

How We Migrated 40 PB of Hive Data Across Clouds with Zero Downtime

This article details the end‑to‑end design, challenges, and implementation of a cross‑cloud migration of over 200 k Hive tables and nearly 40 PB of data using the self‑developed Kirk service, covering architecture, verification steps, and lessons learned to achieve 100 % data consistency without impacting production services.

Big DataData ConsistencyData Migration
0 likes · 20 min read
How We Migrated 40 PB of Hive Data Across Clouds with Zero Downtime
Huolala Tech
Huolala Tech
Sep 24, 2025 · Artificial Intelligence

How CID-GraphRAG Boosts Multi‑Turn AI Customer Service with Dual‑Layer Retrieval

The article introduces CID-GraphRAG, a novel framework that combines intent‑driven graphs with semantic similarity search to improve multi‑turn intelligent customer service, detailing its architecture, dual‑layer retrieval mechanism, evaluation against baseline models, and future research directions.

AICustomer ServiceDialogue Systems
0 likes · 14 min read
How CID-GraphRAG Boosts Multi‑Turn AI Customer Service with Dual‑Layer Retrieval
Huolala Tech
Huolala Tech
Sep 19, 2025 · Big Data

How We Migrated 40PB of Offline Big Data Across Clouds with Zero Downtime

Over a year after completing a five‑month, cross‑cloud migration of Huolala’s 40 PB offline big‑data platform—spanning storage, compute, services, and infrastructure—the team details the architecture, verification methods, high‑throughput migration tools, network isolation strategies, and lessons learned to guide similar large‑scale data migrations.

AutomationData Engineeringcloud migration
0 likes · 16 min read
How We Migrated 40PB of Offline Big Data Across Clouds with Zero Downtime
Huolala Tech
Huolala Tech
Sep 10, 2025 · Artificial Intelligence

How AI Voice Humanization Cuts Call‑Center Costs: ASR, Smart Interrupt & TTS Deep Dive

This article examines how AI‑driven voice humanization—covering advanced ASR, intelligent interruption, and expressive TTS—addresses high labor costs, efficiency bottlenecks, and inconsistent service quality in inbound and outbound call‑center operations, presenting technical evaluations, optimization strategies, and future research directions.

AI voiceASRCustomer Service
0 likes · 13 min read
How AI Voice Humanization Cuts Call‑Center Costs: ASR, Smart Interrupt & TTS Deep Dive
Huolala Tech
Huolala Tech
Aug 27, 2025 · Artificial Intelligence

How Huolala’s AI‑Powered Safety Platform Transforms Freight Risk Management

This article details Huolala's evolution from reactive safety measures to a proactive AI‑driven safety governance platform, describing its architectural upgrades, data‑driven risk detection, modular strategy management, and measurable operational benefits that dramatically improve freight safety and reduce costs.

AI safetyPlatform Architecturefreight logistics
0 likes · 10 min read
How Huolala’s AI‑Powered Safety Platform Transforms Freight Risk Management
Huolala Tech
Huolala Tech
Aug 20, 2025 · Backend Development

How We Rebuilt Our Code Coverage Platform for Real‑Time, Multi‑Language Insight

This article details the redesign of a code coverage platform, introducing a Kafka‑centric real‑time data stream, language‑agnostic contracts, non‑intrusive agents for Java and PHP, fine‑grained multi‑dimensional analysis, and interactive visualizations that dramatically improve testing efficiency and coverage accuracy.

Agent ArchitectureInteractive VisualizationMulti-language
0 likes · 11 min read
How We Rebuilt Our Code Coverage Platform for Real‑Time, Multi‑Language Insight
Huolala Tech
Huolala Tech
Aug 14, 2025 · Artificial Intelligence

How LLMs Are Revolutionizing Natural Language to SQL for Intelligent Data Queries

This article explores how large language models break the natural‑language‑to‑SQL barrier, outlines the challenges of NLP‑driven data retrieval, compares Text2SQL and Text2DSL approaches, and proposes a unified data service and metric platform to power enterprise‑grade ChatBI solutions.

AIChatBIData Engineering
0 likes · 22 min read
How LLMs Are Revolutionizing Natural Language to SQL for Intelligent Data Queries
Huolala Tech
Huolala Tech
Aug 13, 2025 · Backend Development

Why Do Inherited ThreadLocals Cause Task Failures in XXL‑Job?

An in‑depth analysis reveals that stale parameters stored in InheritableThreadLocal objects during thread‑pool reuse cause XXL‑Job tasks to process incorrect data, and provides debugging steps and best‑practice recommendations to prevent context pollution.

Context propagationDebuggingInheritableThreadLocal
0 likes · 10 min read
Why Do Inherited ThreadLocals Cause Task Failures in XXL‑Job?