The competition between China's two Internet giants, Alibaba and Tencent, is spreading this year into the circular economy.  Alibaba accelerates its pace in the circular economy. More recently, Alibaba has been active in the idle economy. Alibaba announced on September 6, 2018, an investment in the second-hand recycling platform Huishoubao.com. Huishoubao.com began recycling second-hand mobile phones and provided Huawei, Vivo, Apple and other mobile phone giants with old and new services. Then, it launched C2B recycling business such as recycling ATM, as well as a second-hand online s...