The male "grey-collar-class" is gradually becoming the social group who enjoys the greatest potential of consuming in domestic market.

男性“灰领”阶层正逐渐成为中国国内市场最具消费潜力的社会群体。

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When last seen he was wearing a pale denim long-sleeved shirt with a collar, grey chino trousers and navy blue leather boots.

BBC: Waters searched for Souvik Pal and Michael Simpson