It introduces the tools and materials needed for Chinese painting, namely the selection, recommendation, performance and application methods of the four treasures of the study in Chinese traditional culture - Chinese brush, ink, paper and inkstone. Then it displays the creation process of the orchid on the spot, and introduce the technique of painting, steps and precautions during the creation of the orchid. Through the course, we can understand the knowledge and cultural value of the four treasures of study, appreciate the artistic charm of Chinese painting and feel the artistic meaning of traditional Chinese culture.