[4-1.2 公众号认证](4-1.2%E5%85%AC%E4%BC%97%E5%8F%B7%E8%AE%A4%E8%AF%81.md) [4-1.4 公众号手动绑定](4-1.4%E5%85%AC%E4%BC%97%E5%8F%B7%E6%89%8B%E5%8A%A8%E7%BB%91%E5%AE%9A.md) [4-1.9 公众号支付设置](4-1.9%E5%85%AC%E4%BC%97%E5%8F%B7%E6%94%AF%E4%BB%98%E8%AE%BE%E7%BD%AE.md)