1, Safety inspection and maintenance of household appliances (Author:, Cai, Ke Yingli,): This paper mainly introduces the safety inspection and maintenance of household appliances, including leakage inspection and electrical maintenance.

2. Electrical test and equipment maintenance (Author:, Mou, Geng Xiaohong, Zhao Meiying): This paper mainly introduces the test and maintenance of electrical equipment, including leakage inspection, insulation test and partial discharge detection.

3. Electrical equipment leakage fault maintenance technology (edited by Xue, Ge Jiaxin): This paper mainly introduces leakage fault maintenance technology, including fault detection and treatment methods.