April 14 (Reuters) - Nikkei:
* Lenovo Group will invest over $1.2 billion in research and development into artificial intelligence, Internet of Things and big data over next four years - Nikkei
* Lenovo to work with Google, Amazon.com in product development to raise contribution of smartphones, other new businesses to 50% of total sales - Nikkei Source text - (s.nikkei.com/2oyTPqi) Further company coverage:
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