The Royal Oman Police (ROP) has arrested four people for attempting to smuggle more than 70 kg of hashish and 10 Kg of crystal into the Sultanate of Oman. ROP said in a statement:"The General Department for Combating Drugs and Psychotropic Substances, led by the South Al Sharqiyah Governorate Police, arrested a citizen and three Asians while they were trying to smuggle more than 70 kilograms of hashish and 10 kilograms of crystal. The legal procedures were completed against them. "