India, Nov. 20 -- The special cell of Delhi Police on Wednesday said it had recovered more than 20 kg of the synthetic drug methamphetamine and 700 MDMA tablets worth crores of rupees after arresting four people of African origin, including a woman, and busting a mobile drug manufacturing facility in Delhi.

While three suspects were arrested in the capital, the fourth was held in Bengaluru. Police said the group manufactured synthetic drugs in Delhi and supplied them to Bengaluru and Mumbai using women couriers who carried the contraband in concealed cavities inside their bags. Precursor chemicals, calcium chloride, methanol, coloured and transparent liquid chemicals, solvents and lab equipment were seized from the facility, said deputy ...