The World Record of ‘longest session on Costing’ has been achieved by Mr. Ketan Thakkar at Bhilai, Chhattisgarh, India.
During Jan 30-31, 2020; Mr. Thakkar has taken session on the subject ‘Costing’ for Twenty Two hours Thirty One minutes Twenty seconds (22H: 31M: 20S).
The World Record has been attempted at Dr. Santosh Rai Institute (Professional Career & Computers).