It’s unlikely that many Apple shareholders will have heard of Didi Chuxing, a Chinese ridesharing service, like Uber, that Apple has just invested $1bn in. With its well-known but still hidden automotive project, the investment seems complimentary – but a little strange. The Chinese market is seeing a rapid rise in disposable incomes, stemming from the rise of a new middle class. That market segment is one of the quickest adopters of new consumer technologies, and of course, ridesharing services. Reports show that the Chinese roads are not coping with the rise of car ownership, with rampant congestion. There’s now a battle for those Chinese roads, between Didi Chuxing and Uber. Didi is claiming to be winning that race, saying…