When you just bought it, you can shake the trunk gently. If you feel the connection with the soil is loose, it means that the merchant may sell you the one that just changed the basin. This kind of maintenance is not easy. You can change another basin with the merchant. After buying it, first cut off the rotten leaves and yellow leaves to prevent the white nutrients from being consumed on it. After that, it should be placed in the place with astigmatism. After the plant adapts to the environment, it should gradually increase the illumination. It should not be placed in the place where the light is too strong or there is no light directly. Don't rush to change pots, and don't rush to apply water and nutrients. Be sure to take care of your hands.
Wait for the plant to adapt for a period of time, you can change the basin for it, then wait for five days, and give it a permeable. There is not much demand for water. The water from the water pipe can be used for watering after a period of time. Note that the water temperature should be similar to the room temperature, otherwise it will cause damage to the plants. Observe that it completely adapts to the environment, it is necessary to gradually increase the light, regularly apply water and nutrients, so that it can be well maintained.