[18.2.1.注册方式](18.2.1.%E6%B3%A8%E5%86%8C%E6%96%B9%E5%BC%8F.md) [18.2.2.社会保险费申报及缴纳](18.2.2.%E7%A4%BE%E4%BC%9A%E4%BF%9D%E9%99%A9%E8%B4%B9%E7%94%B3%E6%8A%A5%E5%8F%8A%E7%BC%B4%E7%BA%B3.md) [18.2.3.社会保险费缴费证明](18.2.3.%E7%A4%BE%E4%BC%9A%E4%BF%9D%E9%99%A9%E8%B4%B9%E7%BC%B4%E8%B4%B9%E8%AF%81%E6%98%8E.md)