XuShaoFa (also known as XSF) produces some of the highest quality balls on the market. What sets XuShaoFa balls apart from the competition is that they are seamless. There are no fusing parts together and so you get more consistency in roundness, weight, and thickness as well as no soft spots. With this, you get a predictable and accurate bounce letting you control the game.
XuShaoFa balls are constructed with a proprietary poly material which helps them last longer. The balls are ITTF approved and are playable for players of all levels. XuShaoFa is constantly pushing technological development so that it can bring the best balls to the table tennis world. If you want high-quality balls, you can't go wrong with Xushaofa.
Table Tennis Ball Guide - 40+ or 40mm? What is ABS? What you need to know when buying balls.