1.Promote the Yangsen engineering ability to the market 在市场端推广扬森工程能力 2.Develop new customers and new projects together with sales team 与销售团队共同开发新客户和新项目 3.Closely cooperate with customer and fix the final tubes product design 与客户紧密合作，完善最终精密钢管产品设计 4.Investigate the tubes new applications and support Yangsen plant to meet application 调查精密钢管的新应用，支持工厂生产并满足应用需求 5.Based on internal design, prepare technical review report, and introduce it to customer. 根据内部设计，准备技术审查报告，并向客户介绍 6.Resolve technical issue at the customers side 解决客户端的技术问题 7.Benchmark the competitors tubes and build the analyze 对竞争对手进行对比调查和分析
