Company Overview - Luoyang Zhongde Heavy . Our company is the manufacturing and export base for heavy mining machinery in China.There are more than 500 sets processing equipment, mainly including double-pillar (digital control) vertical lathe (15m, 12m, 10m, 6.3m, 5m, 4m, 2.5m), heavy hobbing machine (12m, 10m, 8m, 5m, 3.15m), TPX6213*78 floor-type boring machine …