Introduction

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HJI Group serves the global community. As we offer reliable solutions and provide a wide range of professional services to our clients, we continue to improve, develop, and sustain living conditions for those in need.


Established in 1992, HJI Group’s overarching mission has always been to serve the needs of our clients by customizing and supplying comprehensive and informative solutions for the projects we elect to undertake. As a multi-disciplinary international corporation, we specialize in energy efficiency services, sustainable urban environmental development and ecosystem improvement, urban transportation, highway systems, water, energy, environmental, information technology, governmental, corporate and industrial service, and capacity building market sectors.


With offices from Los Angeles to Beijing, HJI Group is poised to offer industry-best experience coupled with an employee-oriented approach in order to focus intensely on each of our clients’ specific needs. We make it our top priority to establish a close, long-term relationship with our clients in order to understand their particular business environment, objectives and needs. HJI Group specializes in the following services:


-Energy Conservation and Energy Efficiency Improvement 

-Safety Management and Training in High-Risk Industries (mining, petrochemical, construction, etc.) 

-Water Supply and Municipal/Industrial Wastewater Treatment 

-Water and Wastewater Pipeline Network Optimization 

-Solid Waste Treatment and Disposal 

-Air Quality Monitoring and Emissions Control  

-Urban Road Construction  

-Mass Transit and Public Transportation  

-Highways and Bridges 

-Environmental Impact Assessment (EIA) 

-Power Plant Optimization

-District Heating Development  

-Natural Gas Transmission  

-Clean Coal Technologies  

-Geographical Information Systems (GIS) 

-Management Informational Systems (MIS) 

-Infrastructure Asset management