求翻译：销售跟进：熟练操作进销存系统，统计分析销售数据；对所辖区域进行配货、补货、整合、出清等，合理优化库存结构，防止商品滞销或脱销； 跟进店铺促销方案的实施和效果。是什么意思？

Sales follow up: proficiency in invoicing system, statistical analysis of sales data; on the jurisdiction of regional distribution, replenishment, consolidation, such as clearing, rational optimization of inventory structure, preventing the selling of goods or out of stock; follow up the implementation and effects shop promotion programme.