古蜀珍宝到国博“出差”，总共分几步？

Core Viewpoint - The exhibition "Double Stars Shine in the World - Sanxingdui and Jinsha Site Ancient Shu Civilization Exhibition" opened at the National Museum of China, showcasing over 200 exquisite artifacts from the ancient Shu civilization, highlighting the peaks of the Sanxingdui and Jinsha sites [4]. Group 1: Exhibition Overview - The exhibition features a rich collection of bronze, jade, and gold artifacts, presenting a comprehensive view of the brilliance of ancient Shu civilization during the Bronze Age [4]. - The exhibition is a result of meticulous planning and adherence to legal regulations, ensuring the safe transport and display of cultural relics [5]. Group 2: Artifact Transportation Process - The process of transporting artifacts involves multiple rigorous steps, starting with a health check and maintenance to assess their suitability for travel [5]. - A detailed loan agreement is signed, covering the duration of the exhibition and protection standards before the artifacts are allowed to be displayed [5]. - The artifacts undergo a thorough verification process involving the collection unit, borrowing museum, and transportation company, ensuring all conditions are documented [6]. Group 3: Packaging and Transportation - Artifacts are packaged using multiple layers of protection, following national standards for artifact packaging and transportation [6]. - The transportation vehicles are equipped with temperature and humidity control systems, ensuring a safe environment for the artifacts during transit [6]. - Upon arrival, experienced professionals from the Jinsha Site Museum oversee the exhibition setup, ensuring all display conditions meet protection requirements [9]. Group 4: Special Features of Artifacts - The exhibition includes unique artifacts such as jade and bronze sculptures, each requiring specific handling and transportation methods [8]. - Specialized tools are used for the verification of different types of artifacts, ensuring their condition is accurately assessed [8]. - Custom packaging materials, such as acid-free paper and tailored containers, are utilized to protect the artifacts from environmental damage [8]. Group 5: Future Highlights - Notable artifacts like the Sun God Bird gold ornament and gold mask will be featured later in the exhibition, with specific dates announced for their display [9]. - The exhibition will conclude on August 18, after which all artifacts will be returned to the Jinsha Site Museum [9].