In 2017, Tmall's Double 11 Global Carnival set a sales record of 25.4 billion US dollars (about 168.269 billion yuan), a year-on-year increase of 39%. This figure is more than five times the sales volume of the US "Black Friday" last year (US$5 billion). As one of the world's largest cross-border e-commerce platforms, AliExpress can help overseas consumers find a lot of cost-effective Chinese products, including Bluedio Bluetooth speakers with Amazon streaming media, Bluetooth headsets, home appliances, outdoor sports equipment, shoes and bags, and Chinese smartphones. At present, tens of millions of products have launched preferential activities on AliExpress.