Glass boards and accessories importing United Kingdom

I have been currently working with factories in China. They were producing glass boards for us. However, we need to work with a factory closer to the UK. We are looking for a long-term business relationship with factory glass maker.
Our requirements:
Requirements
1. 6mm clear glass,
2. flat polished edge,
3. safe corners,
4. V-engraved on glass surface, 5. tempered glass,
6. black printed on glass backside,
7. LOGO and Jigsaw patterns printed on glass backside,
8. stick galvanized iron plate on glass backside,
9. 4pcs
mounting nails with accessories (screws) included for each glass board.
Size of the glass
Shape = Rectangle
Length = 980
Width = 845
Thickness = 6