Group 1 - The article highlights the advancements in optical 3D digital scanning technology in Zhejiang, which can scan a car in just 3 minutes with a precision of 0.02 mm, significantly enhancing the accuracy and quality of high-end manufacturing [1] - The technology is crucial for smart manufacturing, helping to strengthen and supplement the manufacturing supply chain, and is part of China's efforts to build a strong manufacturing nation [1] - The technology has been successfully applied in major national projects such as the Chinese space station and the C919 large passenger aircraft, as well as in cultural heritage preservation projects like the Sanxingdui site and the Yungang Grottoes [3] Group 2 - The company, Sikan Technology (Hangzhou) Co., has developed laser 3D scanning technology that is versatile and effective in various environments, capable of detecting even minute cracks that are not visible to the naked eye [3] - The company is also involved in international archaeological projects, including a collaboration with Egypt to scan artifacts from the Saqqara necropolis [3] - Another company, Shenhao Technology, has been developing inspection robots since 2013, focusing on differentiating functionalities through various technological integrations, and plans to expand its sales channels to Central Asia, Europe, and America [5]