Complex sentence: After graduating from a local college, he continued his studies in Business Administration at Cochin University during which time he launched his first business, a chit fund in Kollam on reportedly borrowed money.
Split into simpler sentences: After graduating from a local college, he continued his studies in Business Administration at Cochin University. During his time at Cochin University, he launched his first business, a chit fund in Kollam on reportedly borrowed money.