India, July 11 -- Delhi Police has arrested a 24-year-old man allegedly linked to a national drug syndicate and seized over 400 grams of heroin, officials said on Thursday.

The bust, conducted by the anti-narcotics task force (ANTF) of the crime branch, marks a significant strike against the heroin supply network in the Capital, police said.

Deputy commissioner of police (crime) Sanjeev Kumar Yadav said the accused, identified only as Gaurav, a resident of Rohini, was nabbed from Sultanpuri following a tip-off. "A total of 405 grams of heroin and 1,007 small packets of suspected heroin were recovered. The haul falls under the 'commercial quantity' category under the NDPS Act," Yadav said.

The heroin, estimated to be worth Rs.7 crore in...