Shandong Lianyuan Import&Export Co., Ltd, the sales branch of Shandong Yongsheng Rubber Group Co., Ltd, located at beautiful Qingdao city. Our team are mainly engaged in tire manufacturing and marketing, with years of tires business experience. Our mainly business are TBR, PCR and OTR tires, in brands of \"ROCKSTONE\" and \"DOUPRO\". Our products have passed DOT certification for U.S. market, E-MARK for European market, \"INMETRO\" for Brazil, GCC for the Gulf area, and SONCAP certification for Nigeria market. Our customer are from Middle East, Sounth American, Europe and Russia etc. In spirit of mutual benefit and win-win cooperation, we welcome more customer coming to us for business talking.
