Shaanxi Undersun Biomedtech Co., Ltd. is a technical production enterprise specialized in production,development, and marketing of medicinal plant. Our company was established in 2004 and located in Xi'an Hi-tech Industry Development Zone. Our company owns superior Research and Development center,a large-scale independent laboratory, industrialized workshop, very well equipped rough refining, purification and crystallization facilities. Making full use of the advantage of the rich natural plant ...