衡阳珠江愉景新城物业管理公司为了增加石材打磨翻新项目和提高楼房的整体环境设施形象档次， 
                                                                       公司今天特地派工程人员许先生一行三人来到我公司学习大理石打磨翻新抛光护理技术。
                                                                          
                                                                         龚经理认真为学员们讲解石材翻新打磨知识                                       讲解石材勾缝机如何切缝 

                                                                           
                                                                         工程部技术人员手把手教丁先生操作切缝机                                                     开缝补胶学习

                                                                          
                                                                      我公司技术人员手把手教学员操作大水牛翻新机                                    讲解如何使用石材晶面机方法

                                                                           
                                                                                         许先生亲自操作石材晶面机                                                使用大理石晶硬粉晶面护理后的效果