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What are the advantages of Bluetooth water meters?
The purchase rate of Bluetooth water meters has been steadily rising in the market, surpassing that of other types of water meters. What are the advantages of Bluetooth water meters? Below, we’ll introduce them from three perspectives: software, hardware, and benefits.
1. Software aspect
The traditional billing and payment model has been transformed—users can now directly perform meter readings, top up their accounts, and carry out various operations all through their mobile phones. With the prepaid model, users can handle everything themselves.
2. Hardware aspect
Supports the three major telecom operators: China Telecom, China Unicom, and China Mobile. No wiring, base stations, repeaters, or other equipment required—signal is stable and suitable for rural environments.

3. Revenue
Management allows users to pay upfront and use water later—cash is collected in advance, and users can purchase water themselves via a self-service system. Water consumption can be checked at any time, ensuring clear and transparent billing. It’s convenient, fast, easy to use, and accessible anytime, anywhere.
The above are the advantages of Bluetooth water meters. The water meters developed by Chengde Longzhida Smart Instruments & Meter Technology Co., Ltd. boast high-quality craftsmanship, simple installation, and comprehensive after-sales service.
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.”