Hanoi, March 13 -- The Military Industry and Telecommunications Group (Viettel) has been ranked the world's strongest telecommunications brand by Brand Finance, the world's leading independent brand valuation and strategy consultancy. Viettel achieved a Brand Strength Index (BSI) score of 89.9 out of 100 and was awarded the highest possible AAA+ rating, the firm said on March 13. The result marks a significant breakthrough for the Vietnamese telecom giant after two consecutive years in the second place, allowing it to officially claim the top position worldwide in brand strength within the telecommunications sector. Brand Finance notes that brand strength and brand value are distinct indicators. Brand value reflects its financial worth an...