Answer : individual and business of the company of state - owned company , investment of town cooperative , foreign trader , private enterprise , institution that executes an enterprise to turn management , other town and its worker , industrial and commercial door reach its help with farm work , why to plant no matter the identity , answer to attend the primary endowment insurance of seat by the regulation , and primary endowment insurance expends pay 答：国有企业、城镇集体企业、外商投资企业、私营企业、实行企业化治理的事业单位、其他城镇企业及其职工、个体工商户及其帮工，不论何种身份，都应按规定参加所在地的基本养老保险，并缴纳基本养老保险费。
