The Chinese millennials making a killing trading Air Jordans, Adidas’ Yeezy trainers online

• The SoleFly x Air Jordan 1 in black patent leather rocketed in value by 6,600 per cent to 75,999 yuan (US$10,740) on the online marketplace Nice
• China’s trainer-resale market exceeds US$1 billion in value, according to Detroit-based trainer exchange SoleTrade, known as StockX