Consultation hotline
Social responsibility
Contact Us
Hotline: After-sales installation: 
Product inquiry purchase: After-sales maintenance: 
Address: Social responsibility
Mayor Wang Yajun and his delegation visited Chengde Longzhida Intelligent Instruments & Meter Technology Co., Ltd. to conduct research and provide guidance.
On April 11, 2022, Comrade Wang Yajun, the mayor, and his delegation visited Chengde Longzhida Intelligent Instruments and Meter Technology Co., Ltd. to conduct a research and guidance visit.
Bai Jin Kui, General Manager of Chengde Longzhida Company, introduced the company’s development journey and its core products—including new smart mixing valves, smart water meters, and heat meters—to the visiting leaders. The technical director provided the municipal leaders with a detailed explanation of Chengde’s wastewater flow monitoring system and answered each of their questions one by one.
Afterward, Mayor Wang Yajun and his delegation visited the production workshops for smart water meters and heat meters, as well as the workshop for mixed-water equipment products. The general manager provided a detailed introduction to the product manufacturing processes and production techniques. Comrade Mayor Wang Yajun carefully observed the workers’ production activities.
The city leaders praised Longzhida for its commitment to technological innovation and energy conservation and environmental protection, and expressed great optimism about Longzhida’s future prospects. They encouraged us to step up our production efforts and ensure that Longzhida’s research achievements benefit more consumers. The city leaders also recognized Longzhida Chengde’s proactive engagement in social responsibility and offered their hopes and guidance for the company’s future development.
Longzhida Company Successfully Hosted the Victory Parade Commemorating the War of Resistance.
Longzhida Company Successfully Hosted the Victory Parade Commemorating the War of Resistance.
Today is a day that every Chinese person should solemnly remember—the 80th anniversary of the victory of the Chinese People’s War of Resistance Against Japanese Aggression and the World Anti-Fascist War.
On July 2, Chengde Longzhida Company held a meeting with the Sino-German Institute. After thorough discussions between the two sides, Mr. Bai, General Manager of Longzhida Company, and the faculty team from the Sino-German Institute reached a consensus: Longzhida Company officially entrusted the Sino-German Institute to carry out the design and R&D work for a new type of ultrasonic water meter.
On May 30, Longzhida Company successfully held an exceptionally meaningful event titled “Welcoming the Eighth ‘National Science and Technology Workers’ Day’: Promoting the Spirit of Scientists.”
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