Guangzhou Middle-land Environmental Protection Technology Co., Ltd. was established in 2009 and is a national high-tech enterprise that integrates technology research and development, equipment manufacturing, engineering, and environmental protection services. Since its establishment, it has been continuously rated as a "contract abiding and trustworthy enterprise" and is a holding enterprise under the Southern Environmental Protection Group. In 2019, the company was rated as a high growth small and medium-sized enterprise (i.e. Guangdong Province specialized, refined, and new small and medium-sized enterprise). In 2020, it was awarded the "two high and four new" enterprise by the Guangzhou Municipal Bureau of Industry and Information Technology. In 2021, it was listed as a standardized enterprise in the national environmental protection equipment manufacturing industry (solid waste treatment equipment). The main business of the company is investment in sludge treatment, water environment treatment, smart environment, and related environmental projects.

In the field of sludge treatment, the company has taken the lead in successfully building a domestic independent brand sludge silo system, with sales performance at the forefront of the industry. It has also successfully developed DSP series and SCP plunger pumps, providing excellent solutions for the remote transportation of high viscosity materials and kitchen waste. The company has provided complete sets of sludge treatment equipment and related services to over 100 sewage plants both domestically and internationally, and has collaborated with multiple internationally renowned enterprises to continuously focus on the research and development and innovation of complete sets of sludge dewatering, drying, storage and transportation technologies. It has accumulated rich design and practical experience, and can provide customers with high-quality and efficient "sludge dewatering, drying, storage and transportation" system solutions and services.

In the field of water environment governance, the company independently develops integrated sewage treatment equipment, provides decentralized treatment solutions for the characteristics of village and town sewage, makes the water treatment project highly mechanized and integrated, and works with Grundfos, the world's largest pump manufacturer, to provide customers with integrated pump stations, pump gates and other water supply and drainage products. From the source of collection to the end of governance, the key link of our water supply environmental remediation - sewage interception and treatment, provides efficient Flexible and intelligent system solutions.

In the field of smart environment and investment, the company has strong financial strength and relies on unique technology to cooperate with computer and automation laboratories in key universities. We provide customers with various services such as general contracting, technical consulting, complete equipment supply, construction, and maintenance for projects such as sewage treatment plants, sludge treatment plants, and garbage treatment plants. The company has successfully created an IMS intelligent cloud manager, which can provide customers with professional customized intelligent operation system solutions. Through intelligent devices such as smart gateways, smart meters, and digital video cameras, on-site operating conditions, environment, and other information can be uploaded to the cloud server in real time. It supports mobiles phones, Pad, and PC multi terminal access, achieving 7 * 24 hours of uninterrupted service. Based on exclusive algorithm analysis, it provides customers with fault alarms and risk warnings Quick repair, remote diagnosis, big data analysis, digital modeling and other comprehensive services, integrating "data collection, analysis, and control", help customers significantly improve operational efficiency and quality, and save operating costs.

The company has always regarded technological innovation as one of its important development strategies, and has cooperated with universities such as the Institute of Microbiology, Guangdong Academy of Sciences, Shandong University, South China University of Technology, and Guangdong University of Technology in scientific research projects. It has undertaken and completed multiple technology projects at different levels, including the National Science and Technology Innovation Fund for Small and Medium sized Enterprises, Guangdong Province Industry University Research Institute, and Guangzhou City Science and Technology Research Center. It has over ten national invention patents and utility model patents, We have developed multiple independent patented products, including activated sand filtration devices, sludge storage silos, sludge dry material silos, and sludge plunger conveying pumps. Among them, patented technology products such as "anti vacuum piston assembly and anti vacuum plunger single cylinder conveying pump" and "a hydraulic controlled dewatering sludge plunger pump" were awarded the "2022 Guangdong Province High tech Product".