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Address: Social responsibility
The Significance of Contactless Radio Frequency Card Technology
The contactless IC card, also known as an RFID card or an induction card, successfully integrates radio-frequency identification technology, completely overcoming the challenges of being passive and contactless.
This technology fills a gap in the industry and ushers in a new generation of technological innovation. It has brought about breakthroughs in technology for many companies.

The contactless IC card, which employs patented technology, offers the following advantages: 1. It has no mechanical contacts whatsoever, thus eliminating issues such as wear and corrosion. 2. The circuit is completely sealed, effectively addressing concerns related to moisture and water resistance. 3. With no exposed electrodes, it can effectively resist external interference. The contactless IC card is fully sealed and features a chip that remains completely concealed, making it resistant to damage, wear, and washing. You needn't worry about chip detachment or electrostatic discharge.
That’s all for the significance of contactless RFID card technology. If you have any other questions, feel free to ask—I’m here to help at any time.
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.”