There are 20 listed companies in China with polarizer production lines.

Listed companies are as follows: Shanshan, Shenfang A and Sanlipu.

1, Shanshan shares: the company's gross profit margin 18.42%, net interest rate 2.5%, return on net assets 1.2 1%, and the total operating income in 2020 was 82 16 billion, up-5.35% year-on-year; Deducting non-net profit was-65.438+0.64 billion, a year-on-year increase of -2065.438+0.72%. The assets of LG chemical polarizer acquired by Shanshan Co., Ltd. were consolidated in February 20021,and the profit exceeded expectations. The second polarizer production line in Guangzhou was put into operation in 2020H 1, and there is still room for improvement in capacity utilization.

2. Shenzhen Textile A. In 2020, the company achieved a total operating income of 265.438+0.09 billion, a year-on-year increase of-2.28%; Net profit18.08 million, gross profit 13.97%, net interest rate 2.06% and return on equity 1.36%. The announcement on March 20, 2020 shows that the company is a qualified supplier of mainstream panel enterprises such as BOE, Huaxing Optoelectronics and Shentianma. The company's polarizer products for TFT-LCD have been supplied to the above customers in batches, but the polarizer products for organic light-emitting diodes have not been introduced and supplied to the above customers in batches.

3. Li San spectrum. In 2020, the company achieved a total operating income of 65.438+90.5 billion, a year-on-year increase of 365.438+0.33%; The net profit was 95.6 million, up by 158.68% year-on-year, the gross profit margin was 17.36%, the net interest rate was 6.23%, and the return on net assets was 7.9 1%. Mr. Zhang Jianjun, the founder and current chairman of the company, is a senior expert in the industry. He presided over the installation and debugging of several domestic polarizer production lines, participated in the formulation of the national standard "Test Methods for Liquid Crystal Display Devices" in the industry, and won the "20 10 China Photoelectric Display Industry Outstanding Contribution Award" jointly awarded by the Ministry of Industry and Information Technology.