Williams Scottsman ma'aikacin gini ne na zamani na duniya, hedkwatar hedkwata a Baltimore, Amurka, tare da cibiyoyin taro da yawa a Amurka & Kanada, da dubun dubatan tireloli da kayayyakin kwantena.
Don ci gaba da haɓaka kasuwa da sabunta layin samfur, WS ya rattaba hannu kan yarjejeniyar haɗin gwiwa tare da Chengdong a cikin 2014, yana ba mu amana don ƙira da kera samfuri na yau da kullun wanda ya dace da kasuwar hayar Arewacin Amurka.Bayan shekara guda na shawarwari da gyare-gyare, samfurin ya ƙare a hukumance a cikin 2015 kuma ana kiransa FLEX - ma'ana mai sassauƙa da sauri.
Ya zuwa yanzu, sansanin Chengdong ya samar da samfuran FLEX 2,052 don kasuwar Arewacin Amurka.Kayayyakin FLEX sun sami yabo mai yawa daga abokan ciniki don kyakkyawan ingancin samfurin su da bayyanar gaye da ƙirar ciki.