He worked as director of the Office of the Chief Executive under Donald Tsang administration from 2006 to 2007 .
He was the private secretary to the last colonial governor Chris Patten and was promoted to Secretary for Commerce , Industry and Technology in 2003 .
private secretary worked as director of the Office of the Chief Executive under Donald Tsang administration from 2006 to 2007 .
He was the private secretary to the last colonial governor Chris Patten and was promoted to Secretary for Commerce , Industry and Technology in 2003 .