求翻译：为进一步增强上游资源获取能力，做好泉州石化下游石化产品生产和销售前期准备工作，2011年2月23-24日，中化塑料的主要供货商之一美国Styron公司高层代表团访问了集团公司，该公司总裁Chris Pappas 一行与集团潘正义副总裁、杜国盛副总裁兼泉州石化总经理率中化塑料、中化国际等领导分别举行了高层会谈。是什么意思？

For further enhanced upstream resources gets ability, do Quanzhou petrochemical downstream petrochemical products production and sales early prepared work, February 2011 23-24th, in the of plastic of main suppliers one United States Styron company senior delegation access has group, the company President Chris Pappas line and group Pan zhengyi Vice President, and Du Guocheng Vice President and Quanzhou petrochemical General Manager rate in the of plastic, and in the of international, leadership respectively held has senior talks.