Consultation hotline
About Us
Contact Us
Hotline: After-sales installation: 
Product inquiry purchase: After-sales maintenance: 
Address: Delong Zhida Intelligent Instruments and Meter Technology Co., Ltd. is a modern high-tech enterprise integrating manufacturing, software development, product integration, and information services. It is a national-level science and technology-based small and medium-sized enterprise, a provincial “Specialized, Fine, Distinctive, and Innovative” enterprise, a software-certified enterprise, a 5A Integrity Enterprise, and the Chengde City Instrument and Meter Engineering Technology Research Center.
The company is located in the Chengde High-Tech Industrial Park, covering a total area of over 26,000 square meters with a building area of 14,000 square meters. The company’s registered capital is 96.3 million yuan, and it currently employs more than 60 people, among whom professionals and technical personnel account for 50%. The company holds 33 patents and 20 software copyrights. It has obtained certifications including the Quality Management System, Environmental Management System, Occupational Health and Safety Management System, Measurement Management System, and EU certification.
30 professionals of various specialties
There are currently 60 employees.
30 professionals of various specialties
Since its establishment in 2008, the company has been dedicated to the R&D and manufacturing of smart water meters, smart heat meters, smart gas meters, system software, and intelligent pipeline network monitoring systems for civil applications. The company has achieved significant breakthroughs in smart instrumentation, intelligent monitoring systems, data integration, and data analysis. Currently, the company boasts a modern production line and automated testing equipment, with an annual production capacity of 1 million units of smart instrumentation products, an annual production capacity of 100,000 tons of various pipe materials, and an annual production capacity of 5,000 units of intelligent mixing equipment and wastewater monitoring systems. Our products hold both the telecommunications equipment network access license and the radio transmission approval certificate.
The company’s products are primarily used by enterprises and institutions in sectors such as municipal utilities, water supply, heating, gas supply, petrochemicals, water conservancy, and university logistics. With their high technological content and remarkable energy-saving performance, these products have earned widespread customer recognition and enjoy a strong competitive edge within the industry.
The company has consistently adhered to a technology-driven development strategy, creating differentiated products and upholding the principles of building customer trust through integrity, earning customer loyalty through quality, and fostering customer confidence through exceptional service. We continuously strive for progress and innovation, aiming to become a high-quality enterprise and achieve outstanding results. Guided by the philosophy of “cooperation, development, and mutual win,” we join hands with partners to create a brilliant future together.
Contact Us
Add：No.3, longzhida Road, electronic industrial park, high tech Industrial Development Zone, Chengde City, Hebei Province
Hotline: +86-15930084101
After-sales installation: +86-314-7018122
Product inquiry purchase: +86-314-2078138
After-sales maintenance: +86-314-7018122
E-mail: 310540860@qq.com
Website: www.cdlong.com
Enter mobile website