About Yiwu Shenglong Trading Co., Ltd.

Yiwu Shenglong Trading Co., Ltd. is a professional supplier of high-purity research peptides, specializing in weight management solutions for the global scientific community. We are dedicated to sourcing and exporting premium-grade peptides with a guaranteed purity of 99% or higher — serving laboratories, research institutions, pharmaceutical companies, and wholesale partners across North America, Europe, Asia, and beyond.

Our Focus

We understand that effective weight management research requires reliable, high-quality materials. That's why we focus exclusively on peptides that support metabolic studies, appetite regulation research, and obesity-related investigations. Our product portfolio includes a range of research peptides designed for preclinical trials, formulation development, and laboratory applications.

Quality Assurance

Quality is the foundation of everything we do. Every peptide we supply is sourced from certified manufacturing partners who adhere to strict production protocols. Each batch undergoes rigorous testing by independent third-party laboratories to verify purity, stability, and consistency. We guarantee a minimum purity of 99% for all our products.

Every shipment is accompanied by comprehensive documentation, including Certificates of Analysis (COA), stability data, and handling instructions. This ensures full traceability and allows researchers to focus on their work with confidence, knowing that their materials meet the highest standards.

Why Choose Shenglong

High Purity – All products guaranteed at ≥99% purity, verified by HPLC testing.

Research Focus – Our peptides are specifically intended for laboratory research and scientific development.

Quality Control – Third-party testing ensures consistency batch after batch.

Full Documentation – COA and supporting documents provided with every order.

Global Supply – Reliable logistics network serving research facilities worldwide.

Responsive Service – Dedicated support team available to answer your questions.

Our Commitment

At Yiwu Shenglong Trading Co., Ltd., we are committed to advancing metabolic research by providing researchers with access to high-purity peptides they can trust. We believe that quality materials are the foundation of credible science, and we take that responsibility seriously.

Whether you are conducting early-stage metabolic studies, developing new weight management formulations, or scaling up for clinical research, Shenglong is here to support your work with reliable products, transparent documentation, and responsive service.

Our Mission:

To empower weight management research through high-purity peptides, rigorous quality control, and unwavering commitment to scientific excellence.