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Professional Manufacturer of Natural Drug Active Monomers and TCM Reference Substances

Chengdu Lemeitian Pharmaceutical Technology Co., Ltd. – Delivering high-purity chemical reference standards, natural product compound libraries, and customized herbal API development services to researchers and pharmaceutical partners worldwide.

Explore Our Products

About Chengdu Lemeitian

Chengdu Lemeitian Pharmaceutical Technology Co., Ltd. is a national high-tech enterprise specializing in the research, development, and production of natural drug active monomers and reference substances for traditional Chinese medicine (TCM). With over 100 employees, 60% of whom are technical personnel—including doctoral supervisors, master’s, and bachelor’s degree holders—we stand out in an industry dominated by sales-only companies lacking technical depth.

Since 2016, we have supported over 6,000 researchers globally with high-quality TCM reference materials, enabling breakthroughs in pharmacology, metabolomics, and quality control.

6000+
Researchers Supported
4000+
Spot Products Available
100+
Employees
Lemeitian Facility

Why Choose Lemeitian?

We combine scientific excellence with industrial scalability to deliver unmatched value.

🔬

Strong R&D Capability

60% technical staff, including PhD supervisors and master’s degree holders, ensuring deep scientific support and innovation.

📦

Continuous Supply

Stable inventory and large batch consistency ensure reliable delivery and reproducible research outcomes.

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Fast Delivery

Over 4,000 spot products available with rapid global shipping to accelerate your projects.

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High-Tech Certified

National high-tech enterprise with multiple invention patents and ISO-compliant processes.

Our HOT Products

High-purity natural monomeric substances for research and quality control.

Isoquercitrin

Isoquercitrin

CAS No: 482-35-9

Flavonoid glycoside with antioxidant and anti-inflammatory properties.

20mg Available
Complanatuside

Complanatuside

CAS No: 116183-66-5

Active constituent from *Sophora flavescens*, used in TCM quality control.

20mg Available
Quercetin-7-O-β-D-glucopyranoside

Quercetin-7-O-β-D-glucopyranoside

CAS No: 491-50-9

Flavonoid derivative with potential metabolic regulation effects.

10mg Available
Sophoraflavonoloside

Sophoraflavonoloside

CAS No: 19895-95-5

Key marker compound in *Sophora japonica* flower bud analysis.

5mg Available
Kaempferol 3-sophoroside-7-glucoside

Kaempferol 3-sophoroside-7-glucoside

CAS No: 55136-76-0

Rare biflavonoid glycoside used in advanced phytochemical studies.

5mg Available
Catechin 7-O-β-D-glucopyranoside

Catechin 7-O-β-D-glucopyranoside

CAS No: 65597-47-9

Polyphenolic compound with potential neuroprotective activity.

10mg Available
trans-Ferulic acid-4-β-glucoside

trans-Ferulic acid-4-β-glucoside

CAS No: 117405-51-3

Phenolic glycoside with antioxidant and anti-aging research applications.

5mg Available
Myricetin 3-O-beta-D-glucopyranoside

Myricetin 3-O-beta-D-glucopyranoside

CAS No: 19833-12-6

Flavonol glycoside studied for its anti-diabetic and anti-inflammatory effects.

10mg Available

Our Services

From custom synthesis to quality research, we support your entire development pipeline.

Custom Herbal API Development

Tailored synthesis and purification of herbal active pharmaceutical ingredients and intermediates.

Target Compound Separation

High-efficiency isolation of rare or low-abundance natural compounds using advanced chromatography.

TCM Fingerprint Research

HPLC, GC-MS, and NMR-based profiling for authentication and quality control of herbal materials.

Purification Process Development

Scalable purification solutions for APIs and intermediates with high yield and purity.

Pharmaceutical Impurity Separation

Isolation and characterization of process-related and degradation impurities.

Secondary Development of TCM

Modernization and reformulation of proprietary Chinese medicines with scientific validation.

Research & Publications

Our work supports and appears in leading scientific journals.

World Journal of Microbiology and Biotechnology

June 20, 2018

Published

Research on microbial transformation of flavonoids using Lemeitian reference standards.

Nat Biotech | DLEPS System

March 12, 2020

Cited

Collaborative study using TCM reference substances in AI-driven drug efficacy prediction.

Journal of Separation Science

January 7, 2020

Published

Optimized HPLC methods for separation of oligosaccharides using Lemeitian standards.

Latest News

November 17, 2022

Lemeitian Sichuan West Trip

Team-building journey through alpine landscapes and Tibetan culture to strengthen unity and morale.

October 28, 2022

Q3 Meeting & Birthday Celebration

Annual review, employee recognition, and birthday celebration held with great success.

August 6, 2022

New Testing & Admin Center

Official opening of the new detection and administrative center in Chengdu.

October 2021

Jiuzhaigou & Huanglong Trip

Scenic retreat to rejuvenate the team and foster creativity.

Get in Touch

For product inquiries, custom service requests, or technical support, visit our official website to contact us directly.

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