Yantai Huatong Road Engineering Co., Ltd. of Runtong group, formerly known as Longkou Road maintenance emergency center, is mainly engaged in road maintenance materials and civil building materials.

The company has cement pavement repair material workshop, epoxy coal asphalt anti-corrosion workshop, modified asphalt joint belt processing workshop and other workshops, as well as a 3000 asphalt mixing plant. It has more than 30 varieties in six categories: asphalt cold patching material, asphalt sand, cold patching asphalt, interface treatment agent, color cold patching material, color cold patching fluid, cold patching joint glue, joint tape, epoxy asphalt anticorrosive paint, pavement color modifier, waterproof and anticorrosive coating, nano * * waterproof agent, automobile sealant series and high-performance cement concrete repair materials

In order to speed up the modern development of road maintenance materials and make road materials better serve the transportation industry, our company has signed a close research and production cooperation relationship with professional research institutions and institutions such as the Academy of highway science of the Ministry of transport, the Northern Jiaotong University, Shandong Jiaotong University and Ludong University, forming complementary advantages and building a high-level research platform. Runtong Group Co., Ltd. standardized management in a group mode and unswervingly followed the & ldquo; Industrialization of high and new technology and in-depth development of Highway Materials & rdquo; The development path of & ldquo; Market as the leader, science and technology as the support and benefit as the center & rdquo; Technological innovation management mode