Hunan Xiang Yi Laboratory Instrument Co., Ltd.(hereinafter called Xiang Yi) is a hi-tech enterprise specialized in the manufacturing of centrifuges as well as lab instruments with a history over 50 years. China’s first Ultra Refrigerated Centrifuge(55000r/min) and first high-speed centrifuge (20000r/min) were made in Xiang Yi. The company has passed the quality system certification by UK SGS and ISO9001: 2008, ISO13485:2012+AC:2012 : Certificate of Quality Management System for Medical device by German TUV respectively , assuring the stability and reliability of the product quality for 15 years effective operation. The centrifuge technology developed by Xian Yi is at the leading level in China due to the technical cooperation with TOMY in Japan and BECKMAN in the USA during 80s and 90s of the last century.