Cabinet table top and manufacturing process of cabinet table top

The invention relates to the technical field of table tops, in particular to a cabinet table top and a manufacturing process of the cabinet table top. The table top comprises a table top body, and the rear end of the table top body extends outwards to form a first extension part; the left end of the table top body extends outwards to form a second extending part, the first extending part is perpendicular to the second extending part, and a first scissor opening is formed in the splicing position of the first extending part and the second extending part; the first extension part and the second extension part are folded upwards to form a rear water retaining part and a left water retaining part which correspond to each other; a Y-shaped notch is formed in the side, close to the tabletop body, of the first shear opening, and a splayed shear opening is formed in the side, away from the tabletop body, of the first shear opening. Compared with the prior art, the cabinet table board adopts the Y-shaped notches, so t