97色97色97色成人,神马影视理论大全,毛片a区,99热成人精品国产免男男,高清欧美日韩一区二区三区在线观看,99久久免费精品高清特色大片,综合久久国产对白

Technology is our core competitiveness, the key to PVC stabilizer is the formulating technology. Many ingredients can be used in process of PVC extrusion, and different ingredients may play very different role. The task of our technical team is to find the best components with the right amount in the product delivered to each particular customer. For this purpose, we established a raw material group in the technical center, focusing mainly on test and approvals of various materials that can be efficiently used in the one pack formulations. Meanwhile we keep close watch on the latest materials or technology from the fast growing Chinese polymer additive industry and apply them in our product wherever it is possible. It is the technical innovation that helps to keep our constant improvement on the product performance and cost competitiveness.