产品售前、售后技术支持由行业资深工程师专业支持跟踪，可为客户提供产品测试打样、激光器型号推荐乃至整机系统配置建议。 The technical support before and after sales is tracked by the professional support of senior engineers in the industry, which can provide customers with product test proofing, laser model recommendation and system configuration suggestions.