应中国石材护理第一品牌深圳亮晶晶石材护理有限公司邀请，我公司技术工程师龚经理在给亮晶晶石材护理公司新老员工近80人
                                                      讲解石材护理技术之-整体研磨技术、护理机械实操培训。课后，反响热烈，有学员主动咨询龚老师有关墙壁打磨技术难题。

                                                                                  
                                                                                          亮晶晶石材护理公司大门                                                           亮晶晶石材护理有限公司工程车队 
   
                                                                                         
                                                                                                亮晶晶公司的石材厂                                                              石材翻新护理知识讲座现场 
 
                                                                                  
                                                                               龚经理认真为学员分析石材技术问题                                             龚经理为新老员工讲解使用石材晶面机技巧 

                                                                                                
                                                                               龚经理手把手教新员工操作石材晶面机                                                        新员工试操石材晶面机