Baoji Along filter equipment technology co., ltd: Main products: stainless steel powder sintered filter cartridge, sintered titanium filter cartridge, stainless steel sintered filter disc, titanium sintered filter disc, metal sintered porous materials, titanium sintered filter, SS 316L sintered filter, micro porous bubble diffuser, sintered filter tube, stainless steel powder sintered filter plate, microporous metal aerator, sintered porous titanium plate