Which Radio Station already existed at the time of creation of Pakistan?

Which Radio Station already existed at the time of creation of Pakistan?

پاکستان کے قیام کے وقت کون سا ریڈیو اسٹیشن پہلے سے موجود تھا؟
Explanation

There are the following three radio stations existed at the time of independence of Pakistan on 14 August 1947.

1.      Peshawar Radio Station established in 1935

2.      Lahore radio station established in 1937

3.      Dhaka radio station established in 1939

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