Shanghai Doublewin Bio-Tech Co., Ltd is a high-tech and professional company founded in 2002, which
specialized in developing, manufacturing,, distributing steroid
hormone powders and intermediates. We have been devoted to R&D,
production, and marketing steroid hormone and pharmaceutical
With advanced production technology and equipment, strong technical
force, first-class laboratory and inspection equipment.
Doublewin has developed into a professional factory manufacturing
anabolic steroid powders with several years'efforts and
contribution of experienced technicians in different areas. Company
affiliated factory has advanced production equipment and
plants, perfect quality assurance and control system, a whole set
of High-Pressure Liquid Chromatography/Gas Chromatography/UV
Spectrophotometer to conduct effective product analysis and
monitoring. Company factory has passed ISO9001 quality system
certification and international KOSHER certification.
Now, we continue its high-speed development and contributes a lot
to its new products' R&D and quality improvement. Under the
credibility and win-win principle,Doublewin biotech will devote to
culture innovation to provide excellent products and the best
service to our customers.