Jincheng Aerosol nkumunyamwuga wa GDF urujya n'uruza rwa Valve n'Umutanga mu Bushinwa, Valve zose za SALF zatsinze ibipimo mpuzamahanga by'inganda, kandi urashobora kwiyemeza neza ubuziranenge. Niba utabonye intego yawe ya MDF igenda ya SLUR igenzura valve kurutonde rwibicuruzwa, urashobora kandi kutwandikira, turashobora gutanga serivisi zabigenewe.