Photo shows a webpage of Amazon on Black Friday in United States, Nov. 27, 2020. Black Friday, one of the most anticipated days by consumers, shifted its consumption patterns due to the COVID-19 pandemic this year. More shoppers have opted for online sales, and in-store shoppers tend to buy things much faster than before. (Xinhua/Wu Xiaoling)

Photo shows a webpage of Macy's on Black Friday in United States, Nov. 27, 2020. Black Friday, one of the most anticipated days by consumers, shifted its consumption patterns due to the COVID-19 pandemic this year. More shoppers have opted for online sales, and in-store shoppers tend to buy things much faster than before. (Xinhua/Wu Xiaoling)

Photo shows a webpage of Bestbuy on Black Friday in United States, Nov. 27, 2020. Black Friday, one of the most anticipated days by consumers, shifted its consumption patterns due to the COVID-19 pandemic this year. More shoppers have opted for online sales, and in-store shoppers tend to buy things much faster than before. (Xinhua/Wu Xiaoling)

Photo shows a webpage of Amazon on Black Friday in United States, Nov. 27, 2020. Black Friday, one of the most anticipated days by consumers, shifted its consumption patterns due to the COVID-19 pandemic this year. More shoppers have opted for online sales, and in-store shoppers tend to buy things much faster than before. (Xinhua/Wu Xiaoling)