At a freight forwarding company in the Indonesian capital of Jakarta, rooms once piled high with alternators, diesel engines and audio equipment from China have emptied, to be replaced by similar products from Europe, the United States and Singapore.The reason? “China has halted its production” in the wake of the coronavirus outbreak, said 24-year-old employee Erianti, who asked that her full name not be used.Before the outbreak, in an average month Erianti’s company would have orders for as…