求翻译：负责（wurth的电动、手动、气动工具、工业化学品）在石油、工矿行业客户的重庆区域销售业务。直接面对客户（中石油、中石化生产单位，普光油气田及其它工矿单位）产品推广、技术交流、针对生产维修车间提供技术解决方案，配合采购、供货、售后服务。主要项目：普光油气田维修养护工具采购；净化厂大修技改项目化学品采购；作业区手动工具配套采购等。年度销售额80万（人民币）是什么意思？

Responsible (Wurth electronic, manual, pneumatic tools, industrial chemicals) in oil, industrial and mining industry of Chongqing regional sales business. Direct customers (production unit of PetroChina, Sinopec, puguang gas field and other industrial units) promotion of products, technical exchange and provides technology solutions for production and maintenance workshop, with the purchase, delivery, after-sales service. Major projects: in puguang gas field maintenance tools procurement; purification chemicals for factory overhaul project procurement; job supporting procurement manual tools. Annual sales of 800,000 (RMB)