Local agricultural stores, seed trading markets and online platforms to buy. Vegetable seeds are seeds used to produce vegetables, which are divided into conventional seeds and hybrid seeds. China is a big planting country, and every region will have corresponding seeds for sale. Growers only need to go to local agricultural stores, seed trading markets and online platforms to buy, and do not need to go far. The standard of good seeds: high germination rate, high purity, suitable water content and, most importantly, high purity. Satisfying these items can be called a good vegetable seed.