The surveys fed into the "Sustainability Index Consortium", an open platform database that allowed for analysis of the information collected from Walmart's 100,000 suppliers. At a Global Sustainability Milestone Meeting in Beijing in 2008, Walmart's chief executive officer announced plans to expand participation to 70 per cent of suppliers by 2017, making clear that failure to participate in the index would lead to removal of the firm from Walmart's supply chain. They typically address quality, cost and delivery procedures and, increasingly, environmental processes.