In the Three Kingdoms mobile game, the quality of equipment could be categorized according to its attributes and special effects. Generally speaking, the quality of equipment could be divided into the following categories: 1. Normal equipment: Normal equipment does not have any special effects or attributes. It can only be used for basic attribute bonuses. 2. Superior equipment: Superior equipment's attributes and special effects are slightly better than normal equipment. It can provide a higher base attribute bonus and additional special effects. 3. Precious equipment: Precious equipment's attributes and special effects are also better than ordinary equipment. It can provide higher basic attribute bonuses and more special effects. 4. Legendary equipment: Legendary equipment is one of the top equipment in the game. Its attributes and special effects are very good. It can provide higher basic attribute bonuses and more special effects, and its price is also very expensive. There was a huge difference between the quality of different equipment. Players could choose the equipment that suited them according to their own needs and game strategies. At the same time, players could also upgrade and strengthen their equipment to improve their quality and attributes.