http://articles.mercola.com/sites/articles/archive/2007/11/03/the-chinese-secret-to-long-life.aspx

With all the horrid stories about China’s lack of food standards, dangerous lead-laced toys, environmental abuses, exorbitant pollution, and widespread poverty, it may surprise you to find out that China boasts a life expectancy surprisingly close to that of the United States.

and that too for 1 billion.

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99 Gurkha with OM616 IDI turbo

2015 Gurkha with OM616 DI turbo

2014 Rexton W with OM612 VGT