ROYSON Address: Kasba Industrial Estate, Eastern Metropolitan By Pass, Phase-III, Shed-IV, Kolkata-700 107, West Bengal, India Contact Person: A. M. Roy Manufacturers of Petroleum Jelly White, Petroleum Jelly Yellow, Light & Heavy Liquid Paraffin, Agarbatti Oil, Transtormer Oil, Micro Crystallin Wax, Paraffin Wax, Lubricating Oils, Aroma Chemicals, Natural Essential Oils Oleoresins, Food Flavours, Vegetable Oil, Perfumery Compounds, Spice Oils