geolocation-8.x-3.x-dev/modules/geolocation_baidu/geolocation_baidu.routing.yml

geolocation_baidu.settings:
  path: '/admin/config/services/geolocation/baidu_maps'
  defaults:
    _form:  '\Drupal\geolocation_baidu\Form\BaiduMapsSettings'
    _title: 'Baidu Maps settings'
  requirements:
    _permission: 'configure geolocation'