shipyard Portal Crane

Portal crane are mainly used in port to load and unload regular bulks and sundry goods. Portal crane are mainly used in port to load and unload regular bulks and sundry goods. Brief Introduction to Quality Control: A complete quality control system has been set up to guar antee that all products of the company comply with national technical standards. Ⅰ.Sound quality control machanism Quality management and quality test departments are staffed with engineers,technicians and