He thinks: "The change of ITTF rules has had a great impact on table tennis in China, some of which are even subversive, which means that some experience gained by China team in mastering table tennis rules itself will be completely broken with the change of rules, and China players will change from the overall technical style to the application of skills and tactics. Everyone should stand on the same starting line with their opponents again. Reference: Cai Zhenhua: The influence of changing the rules of table tennis is subversive.
Table tennis rules: 1. 1 table 1. 1 The upper surface of the table is called the table. The desktop should be a rectangle parallel to the horizontal plane, with a length of 274m and a width of1.525m.. The height of the desktop is 76 cm. 1. 1.2 The desktop does not include the sides of the desktop. 1. 1.3 The match table can be made of any material, and it should have consistent elasticity, that is, when the standard ball falls to the table from a height of 30 cm, the bouncing height should be about 23 cm. 1. 1.4 The countertop should be even and dull, and a white edge line with a width of 2cm should be left every 2.74m of flat-fell seam edge, and a white end line with a width of 2cm should be left every1.525m of flat-fell seam edge.
1. 1.5 The competition platform is divided into two equal platform areas by a vertical net parallel to the end line, and the whole area of each platform area should be a whole. 1. 1.6 In doubles, each table area should be divided into two equal "half areas" with a white center line with a width of 3mm. The midline is parallel to the lateral line and should be regarded as a part of the right half. 1.2 net device 1.2. 1 net device includes a net, a hanging rope, a net post and a clip part for fixing them on the table. 1.2.2 The net should be hung on a rope, and both ends of the rope should be tied to an upright net column with a height of 15.25 cm, and the distance from the outer edge of the net column to the outer edge of the sideline is 15.25 cm.