Yakun Kaya Toast was built by a man from Hainan who had no business background but did have the will to succeed and a wife with a secret kaya recipe. Three generations on, the grandson of the business pioneer shares personal stories describing how the business flourished, in this conversation with Michelle Martin.  Jesher Loi, Director of Branding and Marketing Development at Ya Kun Kaya, reflects on the grit it took to build a brand and his ideas on expanding the chain beyond Singapore. Jesher is featured in The Peak's Next Gen series.