Malinga na uthenga uwo ukasangika waka na China Rubber Industry Association, Dipatimenti ya Malonda ya ku United States yasindikizga ndondomeko ya msonkho wa "Double-Reverse" pa matayala gha Huaka Bus pa February 15, 2019. Customs ya US yizamuyamba kufuma sono {{ 3}} Vinthu ivyo vyayowoyeka pacanya apa vikukhwaskika na milimo yakulimbana na kumenya na kumenya na kumenya.
Pamanyuma pa kufufuza kwakususkana na kudula na kususka kufuma mu 2016 m’paka 2017, Dipatimenti ya Malonda ya US yikawona kuti mphepete zakuponyamo magalimoto gha galimoto na mabasi ghakujumpha 100 na kuguliska mabasi na kuguliska mabasi nga ni Pulin Chengshan, Shuangqian Tire na Guizhou Tire ŵakaŵa 9% ~ 22 {{X}577%.
Pa nyengo yeneyiyo, ŵakamanya kuti mtengo wa matayala gha Guizhou ukaŵa 63.34%, chiŵelengero cha matayala gha ndalama ghaŵiri ghakaŵa 20.98%, ndipo chiŵelengero cha ŵanyake awo ŵakapanga vinthu ivi chikaŵa 42.16%.
Wupu uwu ukati mu chipharazgo ichi, matayala ghaŵiri na matayala gha Guizhou ghakaŵa kuti ghapangapo kale kuti ŵanozgeke kuti ŵanozge chiŵelengero cha wovwiri . Pamanyuma pa kusintha, chiŵelengero cha wovwiri wa Shuangmo chikachepeskeka na 17.63%, chiŵelengero cha wovwiri wa Guizhou Tire chikachepeskeka na 2.12%, ndipo chiŵelengero cha wovwiri wa ŵanyake ŵa ku China ŵakupanga ŵakakhizgika na 9.88%.