Dagang Holdings Group Co., Ltd. (hereinafter referred to as the "Company" or "Dagang Holdings") was established in May 2002. Its registered address is No. 10, Biyuan 3rd Road, High-tech Zone, Xi'an City, and currently has about 300 employees. In August 2010, the company landed on the Shenzhen Stock Exchange GEM, with the securities abbreviation: Dagang Holdings, stock code: 300103.

The company's predecessor was the asphalt heating research team of Chang'an University (formerly Xi'an Highway College). It was founded by Professor Li Taijie and many experts and scholars in 1988. It is committed to studying and solving the heating and use of asphalt materials in China's highway construction. Today, Dagang Holdings has developed into a comprehensive technology group company, with many wholly-owned or controlled subsidiaries such as Dagang Technology, Dagang Zhuji, and Zhongde Environmental Protection.

Dagang Holdings adheres to the business philosophy of "low consumption and effective, green circulation", and forms a transformation practice in the continuous promotion of the transformation from product manufacturers to system solution providers and system service providers for urban road operation and maintenance and comprehensive recycling of hazardous waste solid waste. The three major business segments of "road equipment development, urban road operation and maintenance management, and comprehensive recycling and utilization of hazardous waste and solid waste". Products and services are widely used in many industrial fields such as highway construction, urban infrastructure management, environmental protection, and metallurgy. Among them, the pavement equipment manufacturing section covers equipment from asphalt heating, storage, transportation, deep processing and asphalt mixing, to asphalt sprinkler/spreading truck, synchronous sealing truck, maintenance truck, sprinkler paving machine, milling machine, and cold Complete product system and technical solutions for special vehicles and road construction and maintenance of asphalt pavement such as regeneration machines; urban road operation and maintenance management sections include inspection, supervision (inspection), analysis and evaluation, maintenance design, maintenance construction within a certain period of custodial assets , maintenance quality control and information management; the comprehensive recycling and utilization of hazardous waste solid waste includes comprehensive recycling and utilization of rare and precious metals, treatment and disposal of hazardous waste solid waste, local environmental governance and other businesses.

The company is a high-tech enterprise recognized by Shaanxi Province. It has always attached great importance to technology research and development and has a technology center recognized by Shaanxi Province. At the same time, it has led and compiled 9 national, industry and local standards. Up to now, the company has more than 400 nationally authorized patents and hundreds of technical reserves. As a technology leader in the industry, the company's products and services are highly personalized and technically content, and continues to expand towards intelligence, integration and digitalization.

After more than 30 years of development, the company has accumulated a large number of core technologies in the fields of highway construction maintenance and hazardous waste solid waste treatment, and has formed a system solution for users including equipment, engineering, operations, services, and hazardous waste disposal. At present, the company's service footprints cover all provinces across the country and more than 60 countries including Asia, Africa, Europe, South America, etc., and has been widely praised and favored by customers at home and abroad.

While focusing on core technologies, the company continues to deepen the strategy of "transformation from manufacturing to service", improves capital operation level, constantly innovates business models, transforms growth modes, and continuously improves its ability to serve users. By increasing R&D investment and refined management, the company's brand image has been further demonstrated, and the operation quality and user and employee satisfaction have been greatly improved.