Zhengzhou high tech Zone, China[email protected] 7*24 For you
Agr uses the proven aqua regia method. this chemical process removes the impurities from the precious metals by dissolving them. the end product is extremely pure bullion which can be casted in finished line bars or even jewels. agr continually explores refining technology developments to make its operations more efficient and cost.
If you want to learn about our products , please call or write mail consultation.