It has been announced re: TPE closure from the MPO monthly e-mail I just received...
"As part of our ongoing commitment to enhance our passenger experience, the Cathay Pacific Lounge at Taiwan Taoyuan International Airport, Taipei will be temporarily closed for renovation from 1 July 2015 to early December 2015.
During this period, we would like to invite Silver and above members of The Marco Polo Club as well as passengers travelling in First and Business Class to use lounges from our partner airlines. All lounge invitations or restaurant vouchers will be arranged for you upon check-in."