About Hangzhou Rong KunHangzhou Rong Kun Import and Export Trade Co.; Ltd is settle for foreign trade specially and also it is the foreign trade company of GEM Chemical.About GEMGEM Chemical established in 2007 in Inner Mongolia, China, with registration fund 2 billion and employees over 1000.GEM Chemical is invested by Danhua Technology (A-Share: 600844, B-Share: 900921), Henan Coalification Group, GEM Holding Group, and Fujian Material Structure Research Bureau of Chinese Academy of Sciences.GEM uses the world€™s first coalification technology in Ethylene Glycol production, with complete independent intellectual property rights. As an international leading technology, the coalification technology received high praise from Chinese Academy of Sciences in March, 2009, with regarding to its positive functions in chemical strategy and social economic benefit. The technology was officially introduced in the technical result press conference held by Chinese Academy of Sciences in Beijing Great Hall in May 7, 2009.