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                                                                                         應廣州市白云區公安分局的邀請，今天我公司員工來到公安分局訓練基地六樓，對電梯廳地面
                                                                                 拋光磚進行打磨翻新晶面處理。（如下圖）
                                                                             
                                                                                         被酸性清潔劑污染的拋光磚地面                                                                切縫補膠

                                                                                
                                                                                                             拋光磚打磨                                                                            晶面護理  
           
                                                                                                     
                                                                                                                                                  拋光磚護理后效果