Well.. Walmart is a large chain of supermarkets in China, and Costco operate there too, so they're not entirely irrelevant (http://www.wal-martchina.com/english

Well.. Walmart is a large chain of supermarkets in China, and Costco operate there too, so they're not entirely irrelevant (http://www.wal-martchina.com/english/walmart/index.htm http://www.wal-martchina.com/english/walmart/index.htm). Fortunately China has like many countries moved to forcing shops to charge for plastic bags so plastic bag waste has gotten a lot less bad in China at least.