About Langhui AI
Building the foundation for trustworthy AI — one data point at a time.
Company Overview
Changsha Langhui Information Technology Co., Ltd. ("Langhui AI") is an AI data infrastructure company headquartered in Changsha, Hunan, China. We specialize in providing high-quality, standardized datasets, professional data annotation services, and expert knowledge networks to power the next generation of artificial intelligence.
Founded with the vision that every AI system deserves reliable training data, Langhui AI operates at the intersection of healthcare, technology, and data science. Our team combines domain expertise in medical imaging, clinical informatics, natural language processing, and data engineering to deliver data products that meet the rigorous demands of production AI systems.
With a growing catalog of 64 datasets across 10 industries, 100+ professional annotators, and a network of 7,600+ certified domain experts, Langhui AI is uniquely positioned to support enterprises from data preparation to AI deployment.
Our Mission
To accelerate the safe and effective deployment of AI by providing the highest quality data infrastructure — datasets, annotations, and domain expertise — enabling organizations to build AI systems that are accurate, reliable, and trustworthy.
Our Vision
Every carefully annotated data point paves the way for trustworthy AI. We envision a future where AI development is no longer constrained by the availability and quality of training data, and where every organization can deploy AI with confidence.
Core Values
Quality First
Every dataset, every annotation, every expert recommendation meets our rigorous quality standards before delivery.
Data Security
Enterprise-grade protection for all client data, with HIPAA-compliant workflows and strict access controls.
Domain Depth
Deep expertise in healthcare, pharmaceuticals, and regulated industries — not generic, but purpose-built.
Client Partnership
We work as an extension of your team, with flexible engagement models tailored to your project needs.
Contact Us
Company Information
- Company: Changsha Langhui Information Technology Co., Ltd.
- Address: Changsha, Hunan, China
- Email: lk@langhuiai.com
- Phone: +86 137-5502-0164
Business Inquiries
- For dataset licensing and API access, please contact our sales team.
- For annotation project quotes, please describe your data type and volume.
- For expert consultation requests, please specify your industry and topic.