Ticker mode

$('.bxslider').bxSlider({
  minSlides: 4,
  maxSlides: 4,
  slideWidth: 170,
  slideMargin: 10,
  ticker: true,
  speed: 9000
});

<ul class="bxslider">
  <li><img src="http://placehold.it/170x200&text=Slide 1" /></li>
  <li><img src="http://placehold.it/170x200&text=Slide 2" /></li>
  <li><img src="http://placehold.it/170x200&text=Slide 3" /></li>
  <li><img src="http://placehold.it/170x200&text=Slide 4" /></li>
  <li><img src="http://placehold.it/170x200&text=Slide 5" /></li>
  <li><img src="http://placehold.it/170x200&text=Slide 6" /></li>
  <li><img src="http://placehold.it/170x200&text=Slide 7" /></li>
  <li><img src="http://placehold.it/170x200&text=Slide 8" /></li>
</ul>