Complex sentence: Though now Balangir is one of the most under-developed District in Orissa, It was not the same before it's merger with Orissa.Ex-Patna State was one of the earliest state in India to have started Industries as early as the end of 17th Century.
Split into simpler sentences: Though now Balangir is one of the most under-developed districts in Orissa, it was not the same before its merger with Orissa. Ex-Patna State was one of the earliest states in India to have started industries as early as the end of the 17th Century.