Congratulations on Our Company Obtaining National Patent Authorization "A fin flanging mechanism for automotive water tank radiators"
Congratulations on Our Company Obtaining National Patent Authorization "A stably installed heat dissipation fin for automotive aluminum oil coolers"
Congratulations on Our Company Obtaining National Patent Authorization "A laminated internal and external fin automotive radiator"
Congratulations on Our Company Obtaining National Patent Authorization "A connection node between a heat exchanger header pipe and an external pipeline"
Congratulations on Our Company Obtaining National Patent Authorization "A pipeline riveting machine for header pipe assemblies of refrigerator condensers"
Congratulations on Our Company Obtaining National Patent Authorization "A chip-free cutting and breaking device for metal flat tubes"
Congratulations on Our Company Obtaining National Patent Authorization "A U-shaped inserted stamped side plate for condensers"
Congratulations on Our Company Obtaining National Patent Authorization "An all-aluminum heat dissipation device for automobiles"
Congratulations on Our Company Obtaining National Patent Authorization "An energy-saving blowing device for wire rods"
Congratulations on Our Company Obtaining National Patent Authorization "A chip-free cutting and breaking device for metal flat tubes and its usage method"(an invention patent)