abstract:Liang/ Leung () (Chinese) or Lương (Vietnamese) Yang 양 (Korean) is a surname common in China, Korea and Vietnam. Meaning "a beam", "a bridge", or "an elevation", or "a mast", the surname is often transliterated as Leung (in Hong Kong) or Leong (in Macau, Malaysia, and Singapore) according to its Cantonese pronunciation, or Neo / Nio / Niu (Hokkien, Teochew, Hainan).
In the most profitable transaction, the Liangs allegedly traded ahead of a May 2009 announcement by Vanda Pharmaceuticals Inc. that its schizophrenia drug Fanapt had received FDA approval.