XML 40 R28.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Construction in Progress (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2017
Construction in Progress [Abstract] |
Schedule of construction in progress |
|  | 2017 |  |  | 2016 |
Xuzhou Huayu |  | $ | 24,090,597 |  |  | $ | 23,525,925 |
Xuzhou Tian’an |  |  | 34,849,365 |  |  |  | 32,471,977 |
Boxing County Chengli |  |  | 31,227,232 |  |  |  | 30,495,280 |
Total |  | $ | 90,167,194 |  |  | $ | 86,493,182 |

X
- Definition Tabular represents the amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service. + References No definition available. + Details
Name: | creg_ScheduleOfConstructionInProgressTableTextBlock
Namespace Prefix: | creg_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ReceivablesLongTermContractsOrProgramsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration