The viola is a mysterious stringed instrument. After 400 years of tempering and time-stamping, it finally became a truly unique instrument in the 20th century. The book Cinderalla No More by the master of viola Tertis also aptly conveys the change in the role of viola. With the increase of composers’ creations for viola, the difficulty in performance skills and musical interpretation has also increased. All must be built on a good performance basis in order to correctly perform the life that the composer gives to the music. This research will discuss the viola playing skills from several levels with the basic posture of the left and right hands of the viola, the basis of bowing, and the relationship between the bow and the strings.