A mobile court in Tangail jailed three people and fined four others on charges of drug trading and anti-social activities on Wednesday. The court, led by executive magistrate and UNO of Mirzapur Md Masum Ahmed, gave the punishment. SI Farook Hossain of Mirzapur police station said police raided different places of the upazila and arrested the seven. Later, they were produced before a mobile court. The court awarded Solaiman, 18, of village Mandaripara, Tareque, 21, Nur Islam, 58, of village Bohuria one year of  jail sentence each on charge of drug trading.