Enzon Pharmaceuticals, Inc. is a pharmaceutical company engaged in developing therapeutics to patients whose needs are unmet. Its headquarters is now in Piscataway, New Jersey. The company is a publicly traded company on NASDAQ under the symbol "ENZN". It's also doing marketing works in Asia areas such as China. In 2012, the company orally presented in Nanjing, China about the symposium of its drug delivery systems, which help improve therapeutic molecules' pharmaceutical properties. Wikipedia