Oei Wei Gwan faced stiff competition from Western cigarettes, carrying his Djarum from store to store, rolling the Djarum by hand late into the night. The empire grew.

When Oei Wei Gwan passed away, Djarum was left in the hands of his enterprising sons, Michael Bambang Hartono and Robert Budi Hartono. Dedicated to their father’s vision, they breathed new life into the company.