Ngomhla ziyi-18 ku-Agasti, izinkampani ezinhlanu ezimele i-PVC e-China, egameni lemboni yasekhaya ye-PVC, zacela uMnyango Wezohwebo wase-China ukuthi wenze uphenyo olumelene nokulahlwa kwe-PVC evela e-United States. NgoSepthemba 25, uMnyango Wezohwebo wavuma icala. Ababambiqhaza badinga ukubambisana futhi badinga ukubhalisa uphenyo olumelene nokulahlwa ne-Trade Remedy and Investigation Bureau yoMnyango Wezohwebo ngesikhathi esifanele. Uma behluleka ukubambisana, uMnyango Wezohwebo uzokwenza isinqumo esisuselwe kumaqiniso nolwazi olungcono kakhulu olutholiwe.