How to SSL with Apache2 mutiple port on One Ubuntu Serve within lots dockers?

Three docker reflect port1(frontend), port2(backend), port3(other small website)

<VirtualHost *:80>
  ServerName domain1.com
  ServerAlias www.domain1.com
  RewriteEngine on
  RewriteCond %{HTTP_HOST} ^domain1\.com$ [NC]
  RewriteRule ^(.*)$ https://www.domain1.com$1 [L,R=301]
</VirtualHost>

<VirtualHost *:80>
  ServerName domain2.com.tw
  ServerAlias www.domain2.com.tw
  RewriteEngine on
  RewriteCond %{HTTP_HOST} ^domain2\.com\.tw$ [NC]
  RewriteRule ^(.*)$ https://www.domain2.com.tw$1 [L,R=301]
</VirtualHost>

<VirtualHost *:443>
  ServerName domain1.com
  ServerAlias www.domain1.com
  ProxyRequests off
  <Proxy *>
    Order allow,deny
    Allow from all
  </Proxy>

  # Proxy
  ProxyPass /admin http://ip1.ip1.ip1.ip1:port1/
  ProxyPassReverse /admin http://ip1.ip1.ip1.ip1:port1/
  ProxyPass / http://ip1.ip1.ip1.ip1:port2/
  ProxyPassReverse / http://ip1.ip1.ip1.ip1:port2/
  ProxyPreserveHost on

  # SSL
  SSLEngine on
  SSLCertificateFile /etc/ssl/certs/certificate.crt
  SSLCertificateKeyFile /etc/ssl/private/private.key
  SSLCertificateChainFile /etc/ssl/certs/ca_bundle.crt
</VirtualHost>

<VirtualHost *:443>
  ServerName domain2.com.tw
  ServerAlias www.domain2.com.tw
  ProxyRequests off
  <Proxy *>
    Order allow,deny
    Allow from all
  </Proxy>

  # Proxy
  ProxyPass / http://ip1.ip1.ip1.ip1:port3/
  ProxyPassReverse / http://ip1.ip1.ip1.ip1:port3/
  ProxyPreserveHost on

  # SSL
  SSLEngine on
  SSLCertificateFile /etc/ssl/certs/certificate2.crt
  SSLCertificateKeyFile /etc/ssl/private/private2.key
  SSLCertificateChainFile /etc/ssl/certs/ca_bundle2.crt

</VirtualHost>