The seedling tray is mostly used for rice seedling trays. an indispensable component of the rice trans planter, and its main function is to realize the process of raising rice seedlings. This seedling tray is made of polyvinyl chloride as raw material and processed by a special process formula. It has the characteristics of light weight, easy handling, convenient storage and storage, and low use cost. Different seedling trans planters are equipped with seedling trays of different specifications, usually divided into hard seedling trays and soft seedling trays.