Complex sentence: The diamond merchants have been working nearly since two centuries ago in Bikaner, Rajasthan while the company was founded by Shri Rupchand Sawansukha in 1970s with first showroom inaugurated in the year 1999.
Split into simpler sentences: The diamond merchants have been working nearly since two centuries ago in Bikaner, Rajasthan. Sawansukha Jewellers was founded by Shri Rupchand Sawansukha in 1970s with first showroom inaugurated in the year 1999.