Founded in August 2010, Grirem (Rongcheng) Co., Ltd. is a holding subsidiary of Youyan science and Technology Group (former General Research Institute of nonferrous metals), a central enterprise directly under the jurisdiction of SASAC of the State Council. As a high-tech enterprise in Shandong Province, it is located in Rongcheng City with beautiful environment, with a registered capital of 130 million yuan, covering an area of 78 Mu and a construction area of 28340 square meters. At present, the company has formed the whole sintered magnet industry chain of rare earth ore - rare earth purification - rare earth metal preparation - NdFeB magnet preparation - machining - electroplating. Its main business includes: Sintered NdFeB magnet, magnet processing, magnet electroplating, magnet new technology development, magnet sales, etc. High performance magnet products are mainly used in mobile phone loudspeakers, receivers, earphones, TWS earphones, smart speakers and other fields of major brands of apple, Huawei, Samsung, Google and Amazon. Now it has become one of the important suppliers of rare earth magnets in the domestic acoustic chain, with sales of more than 200 million yuan per year.