 The American depositary shares of JD.com Inc. JD, 7.53 jumped 2.8 toward a 2-month high in premarket trading Friday, after the China-based ecommerce company reported third-quarter profit that nearly doubled to beat expectations by a wide margin. The company swung to net income of RMB5.96 billion 839 million, or RMB3.57 per ADS, from a net loss of RMB2.81 billion, or RMB1.81 per ADS, in the year-ago period. 