Ningbo Dasemb Sealing Materials Co., Ltd. is based in Ningbo, Zhejiang Province, China. Dasemb is one of the biggest sealing and heat preservation products manufacturer in China. Dasemb supply the overall solution of Metal Gaskets, Non-metallic Gaskets, Braided Packings, Compressed Gasket Sheets. To assure create more valve for customers from all over the world.
