According to the "Notice on Printing and Distributing the "Administrative Measures for the Certification of Provincial Industrial Design Centers in Shandong Province" (Lu Gongxin Chan [2020] No. 183),
Designed as a lightweight, compact, flexible, easy-to-operate, and stable underground mining equipment for ordinary rock, stone, gravel, iron ore, gold ore.
On the afternoon of July 26, Liu Guang, Chief of the Enterprise Management Section of Jining Customs, and Tian Xiaolin, General Manager of Jining Branch of China Inspection Group Shandong Branch.