Unless it's a Giant, there is a huge possibility the frames are made in the same factory as 10 other companies.
A lot of BD bikes are Fuji's and KHS, They are established companies. BD usually has step-up components than the name-brands which have different paint and decals.
In an era where everything is outsourced and Taiwanese means 'quality', the only thing different about 95% of the bikes getting into the USA today are the decals