CONTENT
ABOUT YI GROUP SLATE HOW TO EXTRACT DURO ROOFING SLATES DURO NATURAL ROOFING SLATES RANGE QUALITY & STANDARDS COMPLIANCE YI GROUP SLATE ROOFING GALLERY SLATE ROOFING TYPES
50
YEAR WARRANTY
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5-8 9 10 11 SLATE ROOFING TERMINOLOGIES 12-13
DEVELOPMENT OF YIGROUP SLATE
YIGROUP SLATE experiences its high speed development over years and strives to provide high quality Chinese roofing slates for overseas markets . When the time goes , we are desperately to define ourselves and our cause we are working for , that is , work for more people to benefit from our natural roofing shield . And we come to new era !
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