Mr. Tseng, who makes his living from manufacturing metal parts for pet products, lives with his wife in Hsinchu, where they are both deeply involved in local charity work. They founded the Tong Hsin Volunteer Service Association, whose efforts are focused on services for the elderly and on recycling. They are also both counselors in the Hsinchu Family Education Service Center. Their colleagues consider them a perfect couple.
住在新竹、從事生產寵物用品金屬配件的曾成石夫婦，十分投入當地的社會服務，他們創辦「同心志願服務協會」，致力於老人服務和資源回收工作，夫妻倆也同在新竹市家庭教育服務中心擔任心理諮商輔導員，是志工朋友們公認的模範拍檔。