Group 1 - The National Intellectual Property Administration of China has granted a patent to Ningxia Ningdong Taihe New Materials Co., Ltd. for a method of preparing antistatic spandex and the antistatic spandex itself, with the announcement number CN118326555B and application date of May 2024 [1] - Ningxia Ningdong Taihe New Materials Co., Ltd. was established in 2017 and is located in Yinchuan City, primarily engaged in the chemical fiber manufacturing industry [1] - The company has a registered capital of 1.4 billion RMB [1]