YIGROUP NATURAL ROOFING SLATE how YIGROUP natural roofing slates are made | Page 9
- Quarry where raw stones come from
The blocks are then transported by trucks to the quarry fabrication plant .
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YIGROUP NATURAL ROOFING SLATE how YIGROUP natural roofing slates are made | Page 8
YIGROUP NATURAL ROOFING SLATE how YIGROUP natural roofing slates are made | Page 10