• Optimum Minerals Pty

    Lonehill Boulevard

    We are an ISO certified supplier of specialized minerals and chemicals for over 12 different industries from auotomobile, construction, water treatment, mining, to refratory industries. Optimin (SA) is a leading was formed in 1996. The company has grown ...
  • DeRun Energy Co.,Ltd

    Room 2101, Building 1, No 6 Shuguang Xili, Chaoyang Dist., Beijing, Beijing

    Luhai Energy Co.,Ltd is the international business company of Shandong Petroleum Technology Co., Ltd. (Stock Code:832799)Shandong was founded in year 2008, which a high-tech enterprise producing drilling equipments and tools. Main products involve well ...