你懂得午夜福利国产精品,五月婷婷丝袜诱惑中文字幕,激情国产精品成人区,欧美精品国产久久,国产日本在线免费观看,一区二区亚洲精品国产精华,欧美一区自拍偷拍,亚洲精品人成乱熟女久久久,免费特级黄片欧美日韩,免费日韩欧美在线观看,亚洲国产激情一区二区三区小说,日韩高清在线视频在线观看,亚洲av毛片免费观看,午夜国产电影在线一区,手机精品在线观看视频,国产一区二区三区另类视频,91一区二区精品在线,欧美亚洲免费激情综合,国产末成年呦交在线,亚洲av午夜精品一区二区三区,国产av精品久久久影视,视频区国产亚洲欧美,国产国产东北刺激毛片对白

Innovation is the source of sustainable development of enterprises. Grirem Advanced Materials Co., Ltd. attaches importance to the protection and application of intellectual property rights in the process of constant innovation. By the end of October, 2017, we have applied for 502 patents at home and abroad in rare earth metallurgy, separation and purification, rare earth metals and alloys, and rare earth functional materials, including 87 foreign invent patents, 48 Chinese invent patents and 3 Taiwan invent patents. Of these, 249 patents have been authorized, including 41 foreign invent patents.

In view of the company's outstanding performance in intellectual property , we were ratified to be National Enterprises and Public Institutions for Intellectual Property Pilot Enterprises(National Intellectual Property Superior Enterprises) in 2009 after being voted as Beijing Patent Pilot Enterprises in 2005. We have won the Chinese patent outstanding award 6 items and Beijing invent patents award 3 items.