Haining Jintian Textile Co., Ltd specializes in 4-way stretch fabric, which is highly elastic and used in various garments including sports and outdoor wear. The document outlines different types of 4-way stretch fabrics such as cotton, nylon, and bamboo, highlighting their advantages like flexibility and breathability. It also discusses applications of these fabrics in daily life, ranging from clothing to furniture, and provides information on pricing and sourcing options.