Because not enough Americans enroll in engineering schools.
China and India both graduate more engineers than United States.
"Learning atmosphere is a myth in MOST schools of India and that includes the “oh so great Private CBSE Schools found all over”. The students are made to sit in Assembly-Line like conditions in four or five seater benches (that is a luxury when compared to the govt. run schools) in infra-structurally deficient schools and are made to cram everything meaningless to ‘get settled’ which is basically get hold of a medical or engineering degree from some sh*tty govt. college."