Bureau of Indian Standards (BIS) recently raided Amazon's Delhi warehouses in an over 15-hour-long operation and seized over 3,500 substandard products, including geysers, mixers and other appliances worth ₹70 lakh. Another raid at Flipkart subsidiary unearthed substandard sports footwear. Last month, similar raids took place in Delhi, Gurugram, Faridabad, Lucknow, and Tamil Nadu's Sriperumbudur.