ased on the analysis of four indexes of physical development and five indices of physical development of 20894 students in Chongqing in 1997

the author found that male students presented a quick growth stage at the age from 11 to 15 and female students from 9 to 14. Quetelet index and ververck index tended to rise accordingly with the rising of age

but chest circumference index and Rohrer index are the smallest in adolescence. Weights of the urban students and chest circumferences of the urban female students from 14 to 18 years old in Ching qing of 1997 were higher than those in China of 1995

but heights and vital capacities of the studied students lower