We supply different engine and carburetor cleaner. These products can effectively remove greasy dirt, gum, and carbon deposits on PVC valve, ERG valve, choke and other parts. It can easily flush off the residue on carburetor. The product can increase combustion efficiency to save oil and decrease the gas pollution. This product can wash the choke of the carburetor and regulating valve if not disintegrating, soak fast, loose sediment and remove the glue, charcoal, grease on automatic choke of carburetor, PVC valve, the hole of EGR valve, etc. It can remove the sediment of the carburetor by spraying. No damage to the cracked converter of catalysis, oxygen reaction etc. It can solve for idle speed and difficult start, and can achieve the goal of safeguarding and maintaining.