A court in the northern province of Nam Dinh sentenced a drug trafficker to life in jail and her supplier to death on Wednesday.
Tan Leng May, 67, received the death sentence; Le Thi Sinh, 47, was sentenced to life in prison.
Both women grew up in the northern province of Lai Chau
Sinh was arrested on May 29 while carrying over a kilogram of heroin to Nam Dinh.
Police say she bought the drugs from her supplier, May, the previous day.
May was arrested the following afternoon at her home where police seized nearly four kilograms of heroin.
May said she bought all the drugs from a person named Sung, whose whereabouts remain unknown.
Vietnam has some of the world’s toughest drug laws.
Those convicted of smuggling more than 600 grams of heroin or more than 2.5 kilograms of methamphetamine face the death penalty.
Da Nang customs officials seized materials used to synthesize narcotics that had been disguised as palm sugar and shipped to Australia on August 11, 2014. Photo: Nguyen Tu
Producing or selling 100 grams of heroin or 300 grams of other illegal narcotics is also punishable by death.
Narcotic materials seized
Airport customs officials and police in Da Nang are investigating a shipment of 1.1 kilograms of materials commonly used to synthesize narcotics.
The materials were seized at the city's international airport on September 12.
The shipment's declaration form claimed they were cosmetic powders being sent from a Da Nang local to a person in Australia, the most common destination for narcotic materials sent to Vietnam in recent years.
Customs officials doubted the declaration and sent the powder to the Crime Science Office of the Ministry of Public Security in Da Nang.
In the middle of last month, customs officials at Da Nang Airport seized two cases of narcotic ingredients being smuggling to Australia.
The shipments contained a total of four kilograms were disguised as jaggery bars.