SINGAPORE - North Korean leader Kim Jong Un is expected to tour a set of facilities showcasing Singapore's economic advancement on Monday (June 11), a day before his summit with US President Donald Trump in the city state, South Korea's Yonhap news agency reported, citing a diplomatic source.

Kim has recently shifted his policy focus to economic development, launching brisk diplomacy to ease international isolation and sanctions and to create business opportunities.

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Kim and his entourage arrived on Sunday for the historic summit with Trump slated to take place on Tuesday.