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Bark, a parental-control monitoring app, said in 2018 that it scanned 900 million messages among 2.6 million school-issued accounts in the US. The scan tracks e-mail accounts, children's texts and social media, and alerts parents if they find content with drug or alcohol use.

Based on official data, there were 1.7 million shared bikes in Shanghai as of September. Experts from the Shanghai Bicycle Association said that the city only has a capacity for up to 800,000 bikes.

Based on our estimations, the government has cut 1.5 trillion yuan (4 billion) worth of value-added tax and 500 billion yuan worth of fees on enterprises in total for 2020. This could ease the pressure of rising costs on many businesses.

Baidu, China's largest search engine, has been developing self-driving software for five years. Its Apollo software system for autonomous vehicles is open-source. Baidu started testing the first version of the software in 2017 on public roads and displayed version 2.0 at CES in Las Vegas in January.

Banking on AliExpress' bonded warehouses overseas, Li is now able to guarantee a three-to-five day delivery of Christmas trees with a height of up to 1.5 meters within Europe. "We've unexpectedly seen sales of Christmas-related products expand 250 percent year-on-year to France and sales nearly doubled to Spain over the same period last year," she said.