Changyang Technology Announcementdragontigerdragon, the company plans to invest 30 through its wholly-owned subsidiary Zhejiang Changyang Investmentdragontigerdragon, 2.48 million yuan to build a colorless and transparent polyimide film project with an annual output of 1 million square meters. This project produces colorless and transparent polyimide film (CPI film)dragontigerdragon, is mainly used in flexible display structural components such as screen covers.