应广州市白云区公安分局的邀请，今天我公司员工来到公安分局训练基地六楼，对电梯厅地面抛光砖进行
                         打磨翻新晶面处理。（如下图）
                                 
                                     被酸性清洁剂污染的抛光砖地面                                                               切缝补胶

                                
                                                        抛光砖打磨                                                                            晶面护理

                                                    
                                                                                                   抛光砖晶面护理效果