poa and tan then joined the national solidarity party. in the 2011 general election, poa and tan were members of the party's five-person team which stood in the chua chu kang group representation constituency. the nsp's team lost to the team from the governing people's action party (pap) by 56,885 votes (38.8%) to 89,710 (61.2%). as a husband and wife pair of former government scholars standing for an opposition party, tan and poa drew notable media attention during the election campaign.