产品序号：19
                                                   产品参数简要说明：
                                                   车架：高碳钢折叠车架
                                                   车圈：铝合金
                                                   鞍座：健康舒适鞍座
                                                   Frame:High-carbon steel folding frame
                                                   Rim:Aluminum alloy
                                                   Saddle:Healthy and comfortable saddle