Greater China, Amerika n'ebintu ebikozesebwa mu nsi yonna. Frameless modern gypsum boards ziyamba sublimate omuyiiya w’obuyiiya. Enkola eziwera zikola perfect professional gypsum primer surface ekola adhesion ey’enjawulo era etaliiko kamogo era ekakasa okukka kwa langi okugonvu. Leka obuyiiya bw'omuyiiya bubeere mu ndowooza y'ekikugu esinga.