This spare section is made in China, not an OEM part 4VES-10 4VES-7 4VES-6 4VE-7 4VE-10-40P Piston of complete for refrigeration compressor 4VES-10(Y) 4VES-7(Y) 4VES-6(Y) 4VE-10(Y) 4VE-7(Y) 4VE-6(Y) 4VCS-10(Y) 4VCS-6(Y) 4VC-10(Y) 4VC-6(Y)