Local children watch new train
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First train service for Indian state Arunachal Pradesh

Arunachal Pradesh is a remote state in the north east of India, sharing its borders with China, Bhutan and Myanmar (also known as Burma).

After decades of planning, it has just become the latest state in the country to get a train service.

So with no airport and rickety roads, what difference might this rail link make to the economy?

Ashleigh Nghiem went to find out for India Business Report.