Gopal Singh & Sons is a proud to say that we are manufactures of Plastic Wheel Asembly,Trainer Wheel,Saddles and plastic parts of Kids bicycle parts.Our company is having the ISO 9001-2000 certification .we have got higly sophisticated testing lab with equipped tool room for making dies.Our expertise has enabled us to ensure high product quality by subjecting our products to stringent quality control measures during each stage of production and while dispatch.