According to the Rabatak inscription, Kujula Kadphises was the great grandfather of the great Kushan king Kanishka I. He is considered as the founder of the Kushan Empire. He died in the year 80 A.D.
Fa Hien or Faxian who was a famous Chinese traveler, visited India during his reign of Chandragupta II. He came through land route and went back through sea route.