Goodwill | Software | Others | Total | ||||||||
At January 1, 2016 | |||||||||||
Cost | 13,510 | 4,044 | 2,636 | 20,190 | |||||||
Accumulated amortization | — | (1,844 | ) | (1,685 | ) | (3,529 | ) | ||||
Net book amount | 13,510 | 2,200 | 951 | 16,661 | |||||||
Year ended December 31, 2016 | |||||||||||
Opening net book amount | 13,510 | 2,200 | 951 | 16,661 | |||||||
Exchange differences | (105 | ) | 186 | (7 | ) | 74 | |||||
Additions | — | 1,176 | 42 | 1,218 | |||||||
Amortization charge (i) | — | (661 | ) | (40 | ) | (701 | ) | ||||
Closing net book amount | 13,405 | 2,901 | 946 | 17,252 | |||||||
At December 31, 2016 | |||||||||||
Cost | 13,405 | 5,406 | 2,671 | 21,482 | |||||||
Accumulated amortization | — | (2,505 | ) | (1,725 | ) | (4,230 | ) | ||||
Net book amount | 13,405 | 2,901 | 946 | 17,252 | |||||||
Year ended December 31, 2017 | |||||||||||
Opening net book amount | 13,405 | 2,901 | 946 | 17,252 | |||||||
Exchange differences | (993 | ) | (244 | ) | (10 | ) | (1,247 | ) | |||
Additions | — | 2,089 | 34 | 2,123 | |||||||
Amortization charge (i) | — | (895 | ) | (41 | ) | (936 | ) | ||||
Closing net book amount | 12,412 | 3,851 | 929 | 17,192 | |||||||
At December 31, 2017 | |||||||||||
Cost | 12,412 | 7,251 | 2,695 | 22,358 | |||||||
Accumulated amortization | — | (3,400 | ) | (1,766 | ) | (5,166 | ) | ||||
Net book amount | 12,412 | 3,851 | 929 | 17,192 |
(i) | Amortization charges are included in “General and administrative expenses” and “Selling expenses” for the years ended December 31, 2017 and 2016, respectively. There were no impairment charges for any of the years presented (see Note 32 (a)). |