There seems to be some inaccuracy in data posted by you. Do refer prospectus/past consolidated ARs of SHK to arrive at figures and they seem to be more or less stable over last many years. The nature of the industry is such that the company has to hold on to a large inventory of varied RMs as each F&F blend is composed of multi ingredients mixed in minuscule proportions.
Discl. - Not Invested in SHK