1. Soil for planting cinnamon in Lan Yu: The soil with loose soil and deep soil layer should be selected for planting cinnamon in Lan Yu. Before planting, the soil should be deeply ploughed to increase the porosity and permeability of the soil.

2, watering: orchid cinnamon watering should be dry and wet, can not accumulate water, in case of rotten roots.

3. Fertilization: Cinnamomum cassia in Lan Yu needs thin fertilizer and frequent application, and more compound fertilizer can be applied during the growth period.

4. Pruning: Cinnamon needs to be pruned regularly to prevent overgrowth and keep the plants beautiful.

5. Change pots: If it is potted cinnamon, pay attention to changing pots regularly, with small seedlings changing pots once a year and big seedlings changing pots once every 2 to 3 years.