Some of the company management forcing to price a fast track schedule without any breakdown, is it good for company's future?

It is not really good, always is best has a breakdown. However, it could works whether the estimator lead has a very good benchmarking to support costs.

Not realy, However it depends upon the estimation engineer that how much skills they have to price fast track schedule without any breakdown. first of all we sould know that whether its a budegety quote or final quote

NO ITS DIFICALTS IM ENGINEER EVERY THING MUST BE TRU.