In 1947 India had 50,000 kms of railway lines and china had 5,280 kms of railway lines.Trains in india used to run on 65-70 kmph and in china it used to run on 55-65 kmph.Then in 2013 India has 65,000 kms of railway lines with trains running on 45-65 kmph wheras china has 91,000 kms of railway lines with trains running on 300-500 kmph.