Weifang Yongan Science Technology Co.,Ltd.a subsidiary of Shandong Yongan Group is a chemical production company founded in 2001 with the annul production of 3000 tons of active magnesium oxide and 6000 tons of magnesium oxide and hydrogen.The company is located in the suburban area of Shouguang,Shandong Province, a seashore city where the natural resources of the brine for it&＃39;s products are found rich and inexpensive.Backed up by its parent company&＃39;s financial support and a group of scientific researchers,with a strong management team,the company,althouth newly established,tool off from a higher ground aimed at being one of the best magnesia producers in the world.For this purpose,it has been designed and operated to meet the international practices and global business ethics.To prove it,the company has already become a family member of ISO9001. It should be also noticed that in addition to all type of magnesia products designed both for domestic and overseas markets with the purity as high 99%,the company is able to produce the magnesium oxide with the activity of 220 and even higner,or the purity of 99% and even higher,thanks to the technology developed by their experts and thief engineers.