"These Covid-19 new variants originate from the local transmission and are carried by Indonesian migrant workers who returned to their home," said Siti Nadia Tarmizi, the ministry's Director for Prevention and Control of Direct Infectious Diseases.
Amongst the Covid-19 mutase cases, 13 were variant B117 that were first detected in Britain.
The five cases of B117 were brought by migrant workers from Saudi Arabia, added Tarmizi.
Meanwhile, three cases are infection with Covid-19 variant B1617, first detected in India, and another case is type B1351 which was first found in South Africa. Meanwhile, the Covid-19 cases in Indonesia rose by 4,369 within one day to 1,686,373, with the death toll adding by 188 to 46,137, the Health Ministry said on Tuesday.
According to the ministry, 5,658 more people were discharged from hospitals, bringing the total number of recovered patients to 1,541,149.
The virus has spread to all the country's 34 provinces.
Specifically, within the past 24 hours, West Java recorded 912 new cases, Riau 483, Jakarta 416, Central Java 375 and East Java 290.
No new positive cases were found in two provinces during the past day, namely West Sulawesi and Maluku. - Xinhua