Group 1 - Henan has achieved full coverage of 41 major industrial categories in its above-scale industrial sector as of May this year [1][2] - The province is recognized as a significant industrial base in China, holding the top position in industrial economic output among central and western provinces [1] - Previously, Shandong was the only province in China with all 41 industrial categories, while Henan had only 40 until the recent addition of "other mining" [1] Group 2 - The addition of two "other mining" enterprises in May has filled the gap in this category, making Henan the eighth province in China to have this industrial classification [2] - The "other mining" category includes geothermal and natural water extraction activities, excluding those related to thermal and water supply industries [1]