YEN HSIN Technologies CO., LTD. was established in 1987. Adhering to the consistent spirits of technical innovation and quality improvement and for the safety of life and property, we devoted ourselves to the R&D and production of various kinds of thermal protection, moisture-proof, sound absorption, and fire-proof materials which are safe and easy for construction. Our products are quality guaranteed after receiving many times of tests. In the future, we will continue to create and produce better and more perfect products for you with good faith, spirit of service and enthusiasm in order to pursue for sustained management. To protect the rights and interests of our customers, YEN HSIN has had our products passed the quality verification of the China Textile Research Institute and the Laboratory of Building Materials, National Taiwan Institute of Technology. So, our products are safe to use. (For details, please refer to the List at left below.)