Core Points - The introduction of the first customs intelligent full-section sampling device for mineral products at the Tongjiang railway port marks a significant advancement in customs inspection efficiency, reducing the inspection time from hours to minutes [1][2] - The device allows for automated sampling from frozen coal layers, significantly improving the efficiency of the sampling process and enabling real-time data recording and traceability [1][2] - The implementation of this technology is expected to reduce the average customs clearance time from three days to under one day, thereby lowering logistics costs for enterprises [2] Group 1 - The Tongjiang railway port, located in northeastern Heilongjiang Province, has operated since November 2022 and has facilitated 273 China-Europe freight trains, connecting to 14 European countries and over 60 cities in China [1] - The intelligent sampling device was developed through collaboration between Tongjiang Customs and a Hunan-based information technology company, utilizing advanced industrial robotics and smart control technologies [2] - The system is noted for its domestic innovation, being fully developed in China and capable of operating in extreme cold conditions, with a single sampling machine able to handle multiple train carriages efficiently [2][3] Group 2 - The establishment of the first laboratory in Heilongjiang Province capable of detecting copper concentrate, along with the new intelligent sampling device, enhances the capacity for rapid customs clearance and supports China's northern opening strategy [3]