国产日韩一区二区三区免费高清-麻豆视传媒精品av-色一情一乱一伦一区二区三区-九九99久久精品综合-人妻av乱片av出轨

About us

Tel :

86-417-5281118

86-417-5281188

Fax :

86-417-5281008

86-417-5281098

E-mail :

info@sinomagchem.com

Your location > Home > Our brand > Development history

Before 1985 

State-owned enterprise, mainly engaged in the extraction of magnesite.

1985 Oct.  –1990 May 

Began the business of calcining and processing of magnesite.

1990  Jun. 

Change of legal form to private enterprise.

1999  Jun. 

Change of legal form to private joint-stock enterprise. Started the production and sales of magnesium chemical products.

2000  Jun. - 2005 

Change of legal form to joint-stock group, and quickening the development of operation in magnesium chemical industry.

2009  

Drafting China National Standard of Magnesium Sulfate for agriculture.
May.  Holding the First International Magnesium Fertilizer Seminar.
Dec.  Foundation of Magnesium Chemical Industry Institute.

2010   Apr. 

Attained the national patent for production technology.

2012  Jul.   

The construction of Yingkou Magnesite Technology Holdings Co., Ltd – the subsidiary factory of Yingkou Magnesite Chemical Ind Group Co., Ltd  - further expanded the investment in magnesium chemical industry.

2013 Mar. 

Attained the national patent for production technology.

2014  Oct. 

“Magnesium Sulphate for Agriculture” was listed as the industrialization demonstration project by China's Ministry of Science & Technology.

2015   Jun.

Obtained a new type of proprietary technology.
   

?
主站蜘蛛池模板: 铁岭市| 庐江县| 紫云| 邵东县| 喀喇| 永寿县| 南京市| 兖州市| 麟游县| 武冈市| 张掖市| 遂平县| 金堂县| 毕节市| 阳西县| 若尔盖县| 墨竹工卡县| 东阳市| 达州市| 梅州市| 福建省| 多伦县| 潮州市| 塔城市| 卢湾区| 钟山县| 景泰县| 新干县| 西畴县| 常德市| 和顺县| 聂拉木县| 延长县| 巍山| 洛南县| 芒康县| 华阴市| 福建省| 乌鲁木齐市| 双江| 漳平市|