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GOODWILL | 12 Months Ended
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Dec. 31, 2019
GOODWILL |
GOODWILL | 12. GOODWILL The goodwill of RMB165,171 and RMB210,443 (US$30,229) as of December 31, 2018 and 2019 represented the goodwill of RMB165,171 generated from the acquisition of GFMH, CMCC, SJYH and BPMC by the Group in 2018, and the goodwill of RMB45,272 generated from the acquisition of Tianjin Jiatai Group by the Group in 2019 (Note 4). The changes in the carrying amount of goodwill are as follow:
|  | For the years ended December 31,
|  | 2017 |  | 2018 |  | 2019 |  |
|  | RMB |  | RMB |  | RMB |  | US$
Balance as of January 1 |  | — |  | — |  | 165,171 |  | 23,725
Addition |  | — |  | 165,171 |  | 45,272 |  | 6,504
Impairment |  | — |  | — |  | — |  | —
Balance as of December 31 |  | — |  | 165,171 |  | 210,443 |  | 30,229
No impairment was recognized for the years ended December 31, 2017, 2018 and 2019.

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- Definition The entire disclosure for goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=2144439 + Details
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