Self-service library adopts the basic module of optical, mechanical and electrical integration, plus RFID identification technology, ID card identification technology, card identification technology, Internet transmission technology, wireless transmission technology and database retrieval technology to complete the book retrieval operation.

Self-service library belongs to domestic self-developed equipment, and equipment research and development is the development period of RFID technology application in libraries. Proposed by Shenzhen Library, Shenzhen Haiheng Intelligent Technology Co., Ltd. undertakes the design and development.

At present, the following companies in China have developed or owned various styles of self-service library equipment.

1, Shenzhen Haiheng Intelligent Technology Co., Ltd., representative projects: National Library, Shenzhen Library, Capital Library, Shanghai Library, Shaanxi Library, Guangzhou Library, Wuhan Subway "Shuxiang Subway", Fujian Library, etc.

2. Dongguan Shuyu Intelligent Library Equipment Technology Co., Ltd., representative project: Dongguan Library.

3. Shanghai Afadi Smart Label System Technology Co., Ltd., representative project: None.

4. Shenzhen Yuanwanggu Information Technology Co., Ltd., representative projects: Chongqing Book, Zhejiang Shaoxing Library, Wenzhou Children's Library, etc.

5. Zhejiang Ningbo Boyige Intelligent Technology Co., Ltd., representative project: Anhui Library.