Kingdom Holding, controlled by Saudi billionaire Prince Alwaleed bin Talal, and Indian conglomerate Tata

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Group are examining unspecified joint investment opportunities, the Saudi firm said on Tuesday.

Kingdom Holding, one of the largest shareholders in Citigroup, said Tata Group's Chairman Ratan N. Tata, has held a meeting with Prince Alwaleed in Riyadh.

"Mr Tata said his visit was exploratory in order to find potential investment opportunities between Kingdom Holding and Tata group. The two also exchanged general strategic ideas related to various areas of investment," it said.

Tata Group presented "a number of potential investment projects" which will be examined further by the two parties, it added, without giving further details.