Changsha Sunfull Biotech

Changsha Sunfull Biotech is a specialized biotechnology company focused on the research, development, and large-scale production of natural plant extracts. Established in 2001 and based in Changsha, China, the company has become a global leader in the supply of high-purity tea-derived compounds, including Epigallocatechin gallate (EGCG) and L-theanine. Their extensive product portfolio also features other bioactive ingredients such as Macleaya cordata extract and L-Dopa, serving the pharmaceutical, nutraceutical, and functional food industries. Sunfull Biotech utilizes advanced extraction and purification technologies, maintaining strict quality standards with ISO and GMP certifications. The company actively collaborates with academic institutions like Hunan Agricultural University to advance the science of botanical ingredients.