The Leading Company in the Field of Screws Sparkle Concrete Screws Company, established in 1998, is the leader company in the field of screws. We specialize in manufacturing and exporting different kinds of screws to Canada, America, Japan, Australia, South Africa and other countries. Our main products are concrete screws, chipboard screws, drywall screws, self-tapping screws, self-drilling screws, roofing screws, decking screws, furniture screws, long screws and screw nails. All of them are with different kinds of surface treatment for prevention rust and corrosion even in harsh environment. They also can be painted with different colors to match the material to be fastened. All of the screws are durable and easy to install and remove. They can be removed and reinstalled for several time..