Shenzhen Huahai Smart Card Co., Ltd.

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Contact person Huang Zhiqiang
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Factory name: Shenzhen Huahai Smart Card Co., Ltd., Guangdong Province
Factory address: Building B, Qiaotong Yuanling Industrial Park, Yuanling Avenue, Shiyan Town, Baoan District, Shenzhen City, Guangdong Province

Our company specializes in producing a series of cards of various capacities. Some descriptions are as follows , we have complete production lines, experienced technical personnel, and a complete after-sales service system. We warmly welcome you to purchase our products!
1: Product introduction
☆. Standard size: .**. or negotiated size
☆. It is the serial number, and the digital part is the bit capacity, respectively,,,,,,,,, etc.
☆. Its use method is exactly the same as R, the storage structure is simple, and it only has two operation functions: reading and writing
☆. Mainly used to store some data with low confidentiality requirements
☆ The operating frequency of the series is, (.), (.)
☆. The operating voltage is ±, and the minimum can be up to
according to the requirements. ☆. The maximum reading current is, and the maximum writing current is
☆. The number of write/erase times is 10,000 times
☆. Data retention year
☆. The operating temperature is -℃, and can exceed the specified operating temperature according to requirements
☆. The communication protocol complies with the / synchronization protocol, two-way Serial interface
☆. Mainly used to store some data with low confidentiality requirements, such as data storage, phone cards, campus cards and other fields
☆. Application scope: enterprises, military, communications, Factories, hospitals, schools, governments and other institutions
☆. Single structure, no partitions, only reading and writing operations, contact cards, and exquisite printing technology. It is a plastic card with a built-in large-scale integrated circuit, and its size is the same as that of the original magnetic card phone. It embeds a microprocessor and large-capacity memory integrated circuit chip with storage, encryption and data processing capabilities into a plastic substrate that is the same size as a business card and is not easy to fold. It can process information relatively independently like a computer. A card-based modern information-laden tool for processing and information exchange.