Annual Report 2012

NOTES TO THE FINANCIAL STATEMENTS (CONTINUED)
for the year ended 31 December 2012
13 CONSTRUCTION IN PROGRESS (Continued)
The Company
Exploration Marketing
and and
production Refining distribution Chemicals Others Total
RMB millions RMB millions RMB millions RMB millions RMB millions RMB millions
Cost/valuation:
Balance at 1 January 2012 36,675 19,206 33,228 11,229 2,026 102,364
Additions for the year 80,197 23,884 21,661 16,380 1,575 143,697
Dry hole costs written off (7,988) — — — — (7,988)
Transferred to fixed assets (52,727) (11,063) (10,041) (4,282) (930) (79,043)
Other decreases (373) (171) (5,030) (338) (196) (6,108)
Balance at 31 December 2012 55,784 31,856 39,818 22,989 2,475 152,922
Provision for impairment losses:
Balance at 1 January/31 December 2012 — 516 207 — — 723
Net book value:
Balance at 31 December 2012 55,784 31,340 39,611 22,989 2,475 152,199
Balance at 31 December 2011 36,675 18,690 33,021 11,229 2,026 101,641
14 INTANGIBLE ASSETS
The Group
Land use Non-patent Operation
rights Patents technology rights Others Total
RMB millions RMB millions RMB millions RMB millions RMB millions RMB millions
Cost:
Balance at 1 January 2012 29,815 3,632 2,665 6,106 1,903 44,121
Additions for the year 13,278 76 151 5,747 324 19,576
Decreases for the year (91) (4) (101) (2) (12) (210)
Balance at 31 December 2012 43,002 3,704 2,715 11,851 2,215 63,487
Accumulated amortisation:
Balance at 1 January 2012 3,650 2,544 983 668 973 8,818
Additions for the year 2,923 183 272 691 250 4,319
Decreases for the year (11) (4) (40) — (10) (65)
Balance at 31 December 2012 6,562 2,723 1,215 1,359 1,213 13,072
Provision for impairment losses:
Balance at 1 January 2012 56 304 85 — 16 461
Additions for the year 145 — — 37 — 182
Decreases for the year (1) — (61) — — (62)
Balance at 31 December 2012 200 304 24 37 16 581
Net book value:
Balance at 31 December 2012 36,240 677 1,476 10,455 986 49,834
Balance at 31 December 2011 26,109 784 1,597 5,438 914 34,842
Amortisation of the intangible assets of the Group charged for the year ended 31 December 2012 is RMB 2,276 million (2011: RMB 1,561 million).
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CHINA PETROLEUM & CHEMICAL CORPORATION Annual Report 2012
Financial Statements (PRC)