Construction materials in diplomatic pouches… understandable for an embassy, but for a non-diplomatic building abroad? What in the world were they trying to bui

Construction materials in diplomatic pouches… understandable for an embassy, but for a non-diplomatic building abroad? What in the world were they trying to build with? US customs isn’t going to hold up any properly labeled containers of building materials, especially if the Chinese embassy asks the state department for help. (I get that “pouch” can mean shipping container)