ADVERTISEMENTUpstream Firms May Have To Foot The BillUpstream Firms May Have To Foot The Bill NDTV Profit22 May 2018, 05:57 PM IST 22 May 2018, 04:28 PM IST22 May 2018, 05:57 PM ISTWhatsAppX (was Twitter)FacebookTelegramSaveUpstream Firms May Have To Foot The BillADVERTISEMENT