The tournament will be held in New Zealand between January 13 and February 3.
A preparatory camp will be held from December 8 to 22 to prepare the youngsters for the marquee tournament.
Assam Cricket Association secretary Pradip Buragohain and all the members of the cricket body congratulated Riyan for his inclusion in the squad for the ICC U19 Cricket World Cup.
Riyan proved his calibre when he scored three fifties in four innings during the tour of England in July. Under tough batting conditions at Worcester and Chesterfield, Riyan scored 8, 52, 68 and 50.
Mumbai stalwart Prithvi Shaw will lead the team in New Zealand.
India has won the tournament thrice making them the joint record holders with Australia. In 2016, they made it to the final but lost to West Indies by five wickets.
Prithvi Shaw (captain), Shubman Gill (vice-captain), Manjot Kalra, Himanshu Rana, Abhishek Sharma, Riyan Parag, Aryan Juyal (wicket-keeper), Harvik Desai (wicket-keeper), Shivam Mavi, Kamlesh Nagarkoti, Ishan Porel, Arshdeep Singh, Anukul Roy, Shiva Singh, Pankaj Yadav.
Standby Players: Om Bhosle, Rahul Chahar, Ninad Rathva, Urvil Patel and Aditya Thakare.
Source: eclectic Northeast