应该不行coe拍到后，需要在一定时间内和车相关联。不然就有可能成为炒作工具了。
摘自one monitoring
After you win a bid, you will be given a Temporary COE (TCOE). The TCOE is valid for 6 months for Categories A, B and D, and 3 months for Categories C and E. You must register your vehicle before your TCOE expires.
Huasing Association 1999 - 2013