The Jiubao Grain Seedling and Sowing Machine is a fully automatic rice seedling and sowing assembly line that integrates soil laying, watering, sowing, and soil covering. It is suitable for planting rice seedlings in mechanized seedling trays. This product has the advantages of sowing, saving seeds, and improving efficiency, making it an ideal equipment for achieving factory and centralized seedling cultivation. The operation mode of this product adopts a speed regulating motor, which can adjust the operating speed freely according to needs. The sowing adopts a stepless speed regulating motor, which can adjust the sowing amount according to agricultural requirements. The seeding wheel is made of aluminum alloy and is molded in one go, with good smoothness and the advantage of not damaging rice seeds. Ensuring the germination rate of rice seeds, promoting strong seedlings and high yield of rice, greatly improving economic and social benefits.