C&J Clark Ltd. , the seller of Clarks shoes, plans to open a distribution center in continental Europe to shield itself from potential tariffs and other barriers to the cross-border movement of goods after the U.K. leaves the European Union, according to people familiar with the situation. The Hut Group Ltd. , which sells beauty, wellness and luxury products online, is constructing a facility in Wroclaw, Poland, that's set to employ more than 1,000 people within the next two years.