先锋精科：在商业航天领域主要集中于表面处理业务
Group 1 - The company, Pioneer Precision, is currently focused on surface treatment business in the commercial aerospace sector [2] - The primary clients of the company are civil rocket manufacturing enterprises [2]
Group 1 - The company, Pioneer Precision, is currently focused on surface treatment business in the commercial aerospace sector [2] - The primary clients of the company are civil rocket manufacturing enterprises [2]