CBAK [CBAK Energy Technology] NT 10-K: (Original Filing)
[FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): CUSIP NUMBER [ x ] Form 10-K [ For Period Ended: December 31, 2017 [ Transition Report on Form 10-K [ Transition Report on Form 20-F [ Transition Report on Form 11-K [ Transition Report on Form 10-Q [ Transition Report on Form N-SAR For the Transi]