AboutLanghui Technology
Full-Stack Data Service Provider, driven by the self-developed LangData Platform.
providing high-quality training data support for AI development
Through the Power of Data,
Driving an Intelligent Future
Founded in January 2011 in Changsha, Langhui Technology is a high-tech enterprise providing full-stack data services, driven by its self-developed LangData Processing Platform. The company delivers end-to-end solutions from data source acquisition to AI training dataset output.
We are dedicated to providing high-quality "Training Data" support for enterprise AI, government AI, and generative AI development, accelerating technology innovation and application deployment.
National Branch Network
1 Group HQ | 3 Holding Subsidiaries | 6 Branches | Covering 10 Provinces/Cities Nationwide
Group Headquarters
Changsha Langhui Information Technology Co., Ltd.
Established: January 1, 2011
Room 2006, Buildings F1 & F2, Lugu Yuyuan, No. 27 Wenxuan Road, Gaoxin District, Changsha
Core R&D Center | Nationwide Operations Headquarters
Holding Subsidiaries
Shaanxi Langhui Information Technology Co., Ltd.
Established: December 13, 2022
R&D Building, Collaborative Innovation Port, Hongguang Avenue, Fengdong New City, Xixian New District, Shaanxi ProvinceABlock2tierA205-8
Hunan Langhui Anke Information Technology Co., Ltd.
Established: August 14, 2020
Rooms 501-502, Building F1, Lugu Yuyuan, No. 27 Wenxuan Road, Gaoxin District, Changsha
Hunan Tuobi Technology Co., Ltd.
Established: February 24, 2020
Room 701, No. 80 Zhuyuan Road, Rongdu Road, Lugu Street, Xiangjiang New District, Changsha, Hunan
Branch
Subsidiary of Changsha Langhui Information Technology Co., Ltd.Chengdu Branch
Established: May 25, 2017
Unit 1, Floor 10, Building 6, No. 399 Fucheng Avenue West Section, High-Tech Zone, China (Sichuan) Pilot Free Trade Zone, Chengdu
Chongqing Branch
Established: June 14, 2018
No. 126-5-1, No. 50 Huangshan Avenue Middle Section, Yubei District, Chongqing
Jiangxi Branch (Pingxiang)
Established: March 22, 2019
Xinglong Fifth District, Golden Triangle, Luxi Economic and Technological Development Zone, Pingxiang, Jiangxi Province
Jilin Branch
Established: November 13, 2018
Room 1410, Building 6, Huarongtai Business Complex, Phase I, Jingyue Development Zone, Changchun
Guangxi Branch
Established: November 15, 2018
Unit 21, Building 7, Hongjin Agricultural Products Wholesale Market, No. 1223 Erhuan North Road, Yulin City
Inner Mongolia Branch
Established: July 18, 2018
Hailiang Plaza, Zhongshan West Road, Huimin District, Hohhot, Inner Mongolia15tier1521Rm.
NationwideServiceNetwork
1 Group HQ + 3 Holding Subsidiaries + 6 Branches | Covering 10 Provinces/Cities Nationwide
Forging Ahead, Building Excellence
From founding to industry leadership, every step firm and solid.
Company Founded
Changsha Langhui Information Technology Co., Ltd. was formally established, embarking on a data service journey with a development strategy driven by technological innovation.
Deepening Technical Expertise
Obtained software enterprise certification and launched the LangData Data Processing Platform. Established university-industry partnerships with Central South University and Hunan University, laying the foundation for industry-academia-research collaboration.
Authoritative Certifications
Passed ISO9001 Quality Management System and CMMI Level 3 international certifications. Accumulated over 100 software copyrights, with comprehensive strength authoritatively recognized.
Strategic Upgrade
Obtained High-Tech Enterprise recognition, Huawei Kunpeng Technology Certification, and Class-B Qualification for Classified Information System Integration. Awarded dual certifications as a Contract-Honoring & Trustworthy Enterprise at both provincial and municipal levels.
Authoritative Certifications
15 years of technical expertise | 9+ core qualification types | 182 software copyrights | 8 consecutive years of software enterprise certification
High-Tech Enterprise
GR202343000956 · 2023.10.16
CMMI Level 3 Certification
International Software Maturity Assessment
Software Enterprise Certificate
2023-2024 · 8 Consecutive Years Certified
ISO9001Quality Management
2020.7.9-2021.7.9
ISO14001 Environmental Management
2023.12.29
ISO45001 Occupational Health & Safety
2023.12.29
Information security management system
2022.2.24
AAA Credit Rating Certificate
2020yr
Provincial Contract-Honoring & Trustworthy Enterprise
2021yr
Municipal Contract-Honoring & Trustworthy Enterprise
2021yr
Huawei Kunpeng Technology Certification
Domestic Technology Adaptation Certification
Listed on Hunan Equity Exchange
Regional Equity Market
182 Software Copyrights
Covering multiple domains including land acquisition and relocation, smart city, environmental monitoring, emergency management, property management, housing voucher reform, and education research systems.
University-Industry Collaboration & R&D
Partnering with top universities to build an integrated industry-academia-research innovation ecosystem.
Central South University
Talent Training BaseProfessional Talent Training and Project R&D Base，deep industry-academia-research collaboration
Hunan University
Industry-Academia-Research BaseIndustry-academia-research collaboration with the School of Design, fostering innovative design talent development
Changsha University
Employment & Internship BaseStudent employment and internship practice base, with university-enterprise collaborative education
UAV Surveying & Mapping
Technical CollaborationZhongsihangji UAV Surveying Technology Partner, applying cutting-edge technologies
Youth Employment & Entrepreneurship
Apprenticeship BaseYouth employment and entrepreneurship apprenticeship base，Supporting youth innovation and entrepreneurship
Social Welfare
Charity OrganizationLiuyang Volunteer Federation CharityUnit，Actively fulfilling social responsibilities
Collaboration Achievements
Years of accumulated university-industry collaboration achievements, continuously driving deep integration of industry, academia, and research.
Continuously expanding the university-industry collaboration network for joint talent development and technology innovation ecosystem.
Multi-Region Services
Diversified, multi-dimensional services for the data industry.
Changsha HQ
Lugu Yuyuan, Gaoxin District
R&D Center and Management Center
Data Annotation Bases
Multi-location data annotation centers
Scalable data production capacity
NationwideCoverage
Nationwide service network
Branch offices in multiple cities
Deep Industry Expertise
Public Services & Healthcare
Industrial Economy & Research Education
Partner with Langhui, Unlock the Future
Whether you are a government agency, medical institution, or technology enterprise, we can provide you with high-quality data service solutions.