msingi
Vifaa na mita
Aluminium alloy kutu kupima kwa injini coolant
Engine baridi kipimo wiani SH / T0068 ASTM D1122
Injini ya baridi, anti-freezer na anti-rust PH thamani mtihani SH / T0069 ASTM D1287
Injini baridi povu mwenendo kupima SH / T0066 ASTM D1881
Operesheni ya mafanikio!