Pu sandwich panel is famous for the function of heatproof. Increasing of temperature worldwide has made the demand for PU sandwich panel increase year by year. Cherng Ji also focus on the develop of Pu sandwich panel line, this also makes Cherng Ji become the major supplier of Pu sandwich panel line in Taiwan market. Our goal in the future is to expand the market share in the global market. Cherng Ji is willing to take this challenge to expand to business in the next 10 years.