Qingdao xingrunda sealing material co., LTD., located in nanshu, Qingdao, was founded in 1994. It has more than 20 years of working experience in graphite. We have rich experience and technology in expandable graphite and are the main supplier of expandable graphite for famous enterprises at home and abroad.
On this basis, we have continued to develop graphite paper, high purity graphite, micro powder graphite and high quality flake graphite, high quality products and services, strong technology, and good industry reputation, which are the cornerstone of our products selling nationwide. It is our business principle to live up to the trust of every supplier and purchaser. Welcome you to visit our company and order products, a cooperation, lifelong friends. Xinrunda is trustworthy!