The Rainmaking is for helping the people when it is drought in some parts of Thailand. The weather is dry and the plants die. His Majesty the King helps to manage the Rainmaking every year. He always suffers when his people are in difficult lives. He is concerned that his people will be a starvation, pet will die and agricultural products will be damaged. That means it has many problems about economics and societies. He always plan the work for future Thai generations.