广州妙美清洁服务有限公司因业务发展需要，孙总带领员工一行来我公司系统学习石材打磨翻新护理技术！ 

                                                                  
                                                                                       石材开缝实操1                                                                 石材开缝实操2            
                                                                     
                                                                                    现场实操石材补胶                                                                  地面研磨1          
                                                                 
                                                                                           地面研磨2                                                                   地面结晶处理1                               
                                                                  
                                                                                       地面结晶处理2                                                                     结晶处理效果1            
                                                                        
                                                                                       结晶处理效果2                                                                       结晶处效果3