Polyplex Corporation Ltd is the world's fourth largest producer of thin polyester film, with manufacturing facilities in India, Thailand, and Turkey, and a strong potential for substantial growth in revenues and profits due to rising prices and demand for its products. The company is enhancing its capacities in various film segments, projecting revenue growth at a CAGR of 35.6% to Rs 22.41 billion by FY2012, along with a PAT growth expectation of 37.4%. The stock is rated as a 'buy' with strong returns anticipated, alongside challenges including market competition and raw material cost fluctuations.