In the context of the input sentence, determine the relationship between 'Snapdeal' and 'e-commerce'.
Options: headquarters location, product/material produced, platform, industry

In a bid to encourage more sellers join their online channels, e-commerce majors including Flipkart , Snapdeal , Amazon and eBay are tying up with non-banking lenders for extending loans to those keen to sell products through these online marketplaces.
industry