Kolkata, Apr 9 (Reporter) The city-based industrialist and Ambuja Neotia Group Chairman Harshavardhan Neotia on Tuesday appeared before the Enforcement Directorate (ED) at the CGO Complex in Salt Lake responding to a summon, official sources said. Neotia told the reporters before entering the ED office here that, " Yes I am here responding to a summon notice by the ED to appear for questioning ". It was not immediately known why the ED, probing numerous cases of money laundering following the court orders, summoned Neotia. While asked why the ED summoned, the industrialist said he would come to know after facing the ED officials...////...