This product is a special stainless steel connecting fastener for WPC decking, a core load-bearing accessory for modular installation of WPC decking, designed specifically to solve the problem of floor connection stability in complex outdoor environments. Made of high-quality stainless steel through one-piece stamping, with a precise structure, it is suitable for the tongue-and-groove slots/splicing positions of various WPC decking. It realizes tight splicing between floors through hidden installation, which can not only ensure the overall stability of the paving structure but also avoid the exposure of fasteners affecting the appearance. The product surface is anti-rust treated, suitable for long-term outdoor use, providing a durable and reliable connection guarantee for WPC decking paving.