Market panchgavya products of the cottage industry

Various villagers and goshalas are producing Panchgavya (cow related) products which is being marketed. The result is thousands of families in Kolkata are using Gobar made dhoop, Gomutra, Ark., Gomutra byproduct like go-nyle etc. Frequently, Go-sahitya (cow-literature) is also promoted and advertised. Till now four books have been published.