<a href={`tel:${item.contact_number}`}>拨号</a >
<Icon type="phone" theme="twoTone" twoToneColor="#52c41a" style={{ fontSize: '35px' }} onClick={exeCall.bind(this,`${item.contact_number}`)} /> let exeCall = (contact_number) => { window.location.href = `tel:${contact_number}` }