Changzhou Yuyan Refrigeration Equipment Factory is a high-tech enterprise set up in 1996, and located Yangtze River Area with the convenient transportation resource advantage. Our company engaged manufacture of Polyurethane Sandwich Panels annual capacity more than 300 thousands ...

GRP(High-strength hollow lighting panel) is our leading product. It one kind of new energy efficient building material. Since introduced from Germany in 2007, we are speeding up the further-developing GRP technique. Now occupied improving performance panel, to produce panel with low K ...