17. | TRADE RECEIVABLES |
| | As of December 31, | | ||||
| | 2017 | | 2016 | | ||
| | RMB’000 | | RMB’000 | | ||
Trade receivables | | | 627,865 | | | 577,482 | |
Less: provision for bad debt allowance | | | (95,504) | | | (23,940) | |
| | | 532,361 | | | 553,542 | |
| | As of December 31, | | ||||
| | 2017 | | 2016 | | ||
| | RMB’000 | | RMB’000 | | ||
Within 90 days | | | 246,441 | | | 236,251 | |
Between 3 and 6 months | | | 275,329 | | | 268,577 | |
More than 6 months | | | 10,591 | | | 48,714 | |
| | | 532,361 | | | 553,542 | |
| | | | | Past due but not impaired | | | | | ||||||||||
| | Neither past due nor impaired | | Less than 30 days | | 31 to 120 days | | Over 120 days | | Sub-total | | Total | | ||||||
| | RMB'000 | | RMB'000 | | RMB'000 | | RMB'000 | | RMB'000 | | RMB'000 | | ||||||
December 31, 2016 | | | 504,828 | | | 39,289 | | | 9,425 | | | - | | | - | | | 553,542 | |
December 31, 2017 | | | 521,770 | | | 10,591 | | | - | | | - | | | - | | | 532,361 | |