Which company is Ding Naixiu from? Independent director of Wei Long Limited by Share Ltd.

Ding Naixiu: Female, born in 1975, China nationality, Ph.D., majoring in material processing engineering, professor of Qingdao University of Science and Technology, without permanent residency abroad. From March 2005 to February 2007, I worked as a polymer material teacher in Qingdao University of Science and Technology. From June 5438+February 2007 to June 5438+February 2004, he served as an associate professor of polymer materials in Qingdao University of Science and Technology; 20 14 12 has been a professor of polymer materials in Qingdao university of science and technology; 2065 438+04-2065 438+09 as an independent director of Sailun Group Co., Ltd.; 2065438+Since March 2005, he has served as an independent director of Qingdao Wei Long Valve Co., Ltd.; 2065438+Since July 2007, he has served as an independent director of Qingdao Guoen Technology Co., Ltd.; 20 19 to 1, as an independent director of Shandong Ruifeng Polymer Materials Co., Ltd.; 20 13 12 has served as a director of Beijing Beihua hi-tech new technology co., ltd; Since June 2020, he has served as an independent director of Qingdao Lisanbennuo New Materials Co., Ltd.; 2065438+Since August 2009, he has served as an independent director of the company.