Main:Beijing Double Dragon International IndustrialMining Machinery Co.,Ltd (also known as Bidragon) is located in Beijing. We are a high and new technology enterprise, which is professionally engag
Main:Our HistoryLuoyang EagleSky Technology Co.,Ltd. has focused on top quality mining chemicals, designing and improving the process for metal flotation and solvent extraction over 15 years in China. We s
Main:FENGCHEN GROUP CO., LTD.(Qingdao Fengchen Technology and Trade Co., Ltd.)Welcome to the most famous and reputed manufacturer and supplierfor Pharmaceutical products, Chemicals, Pharmaceutical Pa