There are many brands of second-hand tablets on the market, but in order to ensure the reliability and stability of the tablet, it is recommended to choose some brands with a long history and stable product quality. Here are some suggestions from brands: 1. Surface: The Surface series is a high-end tablet launched by Microsoft.It uses the Windows 10 operating system with powerful performance and an easy-to-use interface. The Surface series of tablets had high reliability and stability, and they were very popular among users. 2 Apple iPad: The iPad is a powerful tablet computer that uses the iPhone operating system for office, entertainment, and learning. The quality and stability of the iPad were very high and trusted by users. 3. The Galaxy Tablet S series is a tablet launched by Samsung that uses the Android operating system with powerful functions and an easy-to-use interface. The Galaxy Tab-S series tablets had high reliability and stability. 4 HP EliteBook iPad: The HP EliteBook iPad is a business tablet computer that uses the Windows 10 operating system with powerful performance and an easy-to-use interface. EliteBook's Touch Tablet series had high reliability and stability. The tablets of the above brands all have high reliability and stability. You can choose a suitable tablet according to your needs and budget.