JD.com may be a major logistics leader in mainland China, but as part of a joint venture that won the first land project in the Northern Metropolis, it must overcome labour and road traffic hurdles to become an economic driver in Hong Kong, experts have said. Jeffrey Lam Kin-fung, chairman of the Hung Shui Kiu Industry Park Company – the first government-owned entity established to accelerate development of the Northern Metropolis – said on Tuesday that JD.com’s participation in the project...