The sixthreethree organization structure is widely used in many schools in China.
六三三学制在中国许多学校中广泛使用。
Under the sixthreethree system, students spend six years in primary school, three years in junior high school, and three years in senior high school.
在六三三学制下，学生将在小学学习六年，初中学习三年，高中学习三年。