SHENZHEN’S digital economy ranked first among Chinese cities in terms of both added value and its proportion to the city’s total GDP, the city’s industry and information technology bureau said at a news conference in Guangzhou on Tuesday. According to the bureau, Shenzhen’s core digital industries’ added value hit 844.6 billion yuan (US$130 billion) in 2020, accounting for 30.5 percent of the city’s GDP. The output value of electronic information manufacturing reached 2.2 trillion yuan, making up 20 percent of the country’s total. Shenzhen is home to 21 of China’s top 100 electronic information enterprises. The revenue of its software...