The Indian Government is apparently not in favor of offering import tax sops to Apple's mobile phone parts considering the impact it will have on the domestic manufacturing sector. Apple is demanding that the Government concede to its demand of duty-free imports in order to expand iPhone manufacturing in the country.
https://www.notebookcheck.net/India-reportedly-chooses-indigenization-over-Apple-s-demand-for-tax-free-imports.270998.0.html