Segment reporting (Details) ¥ in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($)	Dec. 31, 2019 CNY (¥)	Dec. 31, 2018 CNY (¥)	Dec. 31, 2017 CNY (¥)
Net revenues	$ 82,864,846	¥ 576,888,484	¥ 462,019,759	¥ 362,331,754
Operating income/(loss)	1,292,033	8,994,880	(2,619,131)	(835,476)
Including: gain on sale of development properties	558,004	3,884,709
Total other income		4,697,652	245,453	956,436
Income/(loss) before tax	$ 1,966,808	13,692,532	(2,373,678)	120,960
Operating segments
Net revenues		575,742,055	461,063,511	361,495,215
Operating income/(loss)		12,753,058	1,912,565	2,885,596
Inter-segment
Net revenues		(435,364)	(1,103,943)	(546,667)
Unallocated items
Net revenues		1,146,429	956,248	836,539
Operating income/(loss)		(3,758,178)	(4,531,696)	(3,721,072)
JD Retail \| Operating segments
Net revenues		552,245,141	447,502,173	356,020,374
Operating income/(loss)		13,775,339	7,049,222	4,956,264
New Businesses \| Operating segments
Net revenues		23,932,278	14,665,281	6,021,508
Operating income/(loss)		(1,022,281)	¥ (5,136,657)	¥ (2,070,668)
Including: gain on sale of development properties		¥ 3,884,709

The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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