India is a significant exporter of quartz stone slabs, and there are several reputable companies known for their high-quality products. One of the best quartz stone slab exporters from India is Pokarna Limited: One of the leading exporters of quartz surfaces from India, Pokarna Limited offers a wide range of quartz stone slabs under its brand name "Quantra Quartz." https://quantra.in/product/pure-slab/