科翔股份：应用于低空飞行领域的PCB产品是公司的重点业务之一

Group 1 - The core focus of the company is on PCB products used in the low-altitude flight sector, which is identified as a key business area [1] - The company has made capacity planning to support its operations in this sector [1] - Due to customer confidentiality, the company is unable to disclose specific client information [1]