Steinway Musical Instruments has attracted takeover interest from China Poly Group, Bloomberg reported on Monday citing sources. : Steinway Musical Instruments, best known for its grand pianos and controlled by U.S. hedge fund billionaire John Paulson, has attracted takeover interest from China Poly Group, Bloomberg reported on Monday citing sources. The state-owned conglomerate is in the early stages of considering an offer and other suitors may also emerge for the Waltham, Massachusetts-based company, Bloomberg said.