Changsha Nutritopper Biotechnology Co.,Ltd. was Founded in 2013,It is a hi-tech enterprise specialized in development of biotechnologies and organic synthesis with main business on octacosanol,tetracosanol,triacontanol and other policosanol series;natural lactone spice including natural gamma-lactone and natural dalta-lactone as well as pharmaceutical intermediates including pinandiol.The company has many advanced industrial technologies and has developed more than 30 kinds of products and has t...