Tangshan Top Bio_Technology Co., Ltd is a high-tech company specialized in the research and production of brewer yeast and yeast derivatives. We select fresh brewer yeast as raw material and adopt modern bio-engineering technology. The project of brewer yeast's comprehensive utilization is the central investment project. The total investment of our company is RMB 650 million and it covers 200 acres. Our company is a professional manufacturer of yeast powder, autolyzed yeast, yeast cell wall, ...