Dalian Yun Hai Asphalt Technology Co., Ltd
Average Response 6-24hEstablished 10 Years+
Main Products:Bitumen, Asphalt, Gilsonite, Hard Asphalt Hard Bitumen, Hard Coal Tar Pitch, High Softening Point Coal Tar Pitch, Engine Oil, Motor Oil, Lubricant Oil, Industrial Oil
Address:Dalian,Liaoning,China
Export Year:2003-12-02
































