Kaifeng Darui Pharmaceutical Co., Ltd. | Interactive Overview

Driving Innovation in Pharmaceutical Excellence

As a leading GMP-certified manufacturer of high-end pharmaceutical raw materials and veterinary APIs, we are your trusted partner for quality, sustainability, and innovation in a global market.

Explore Our Core Values

Our Foundational Pillars

We build our success on three core principles. Click to explore how each pillar defines our commitment to excellence.

GMP Certified Excellence

Quality is the cornerstone of everything we do. As a GMP-certified company, we adhere to the most stringent international standards. Our state-of-the-art facilities include Grade D cleanroom-certified API workshops, ensuring a controlled and contaminant-free environment for every stage of production.

This unwavering commitment guarantees that every batch of our pharmaceutical raw materials and veterinary APIs meets the highest purity, efficacy, and safety standards.

Our Quality Control Process

1
Raw Material Sourcing & Testing
2
Controlled API Production
3
In-Process & Final QC Checks
Batch Release & Certification

Why Partner With Kaifeng Darui?

We provide more than just ingredients; we provide a foundation for your success. Here’s the value we bring to every partnership.

Uncompromising Quality

Adherence to the highest GMP standards for guaranteed purity and efficacy.

Sustainable Practices

Environmentally responsible manufacturing for a greener future.

Reliable Supply Chain

Consistent and timely production of high-end APIs and raw materials.

Global Reach

Serving and supporting pharmaceutical manufacturers worldwide.

Innovative Solutions

Continuously developing advanced pharmaceutical ingredients.

Cost-Quality Advantage

Access to premium animal health and pharmaceutical solutions.

Let's Build a Healthier Future Together

For inquiries about our capabilities or to discuss potential collaborations, please reach out. We are ready to be your trusted partner.

Contact Us

© 2025 Kaifeng Darui Pharmaceutical Co., Ltd. All Rights Reserved.

Facilities

Kaifeng Darui Pharmaceutical Co., Ltd. operates ​GMP-certified facilities​ in the Kaifeng Fine Chemical Park, equipped with advanced technology to ensure precision, compliance, and sustainability in producing ​veterinary APIs, ​pharmaceutical intermediates, and ​food additives.

Core Production Equipment & Systems

1. GMP-Certified Manufacturing Infrastructure

  • Synthesis & Refining Workshops
    • 700㎡ production area​ with two independent lines (synthesis + refining/packaging).
    • D-grade cleanrooms​ (ISO 8 equivalent): Air purification systems, color steel partition walls for contamination control.
    • 150t/d wastewater treatment: Eco-friendly recycling compliant with China’s green chemical standards.
    • RCO (Regenerative Catalytic Oxidation): VOC emissions reduction for sustainable operations.

2. Precision Processing Equipment

  • Distillation & Reaction Systems: High-efficiency distillation towers for API purification.
  • Drying & Crystallization:
    • Bromonitro alcohol crystallization dryers (patented).
    • Double-cone vacuum dryers for heat-sensitive compounds.
  • Automated Control: Closed-loop dosing systems and corrosion-resistantmother liquor recovery.

Quality Control & Analytical Laboratories

1. Advanced Testing Instruments

  • Chromatography:
    • Shimadzu HPLC for impurity profiling.
    • Shanghai Yichun GC and FTIR.
  • Precision Measurement:
    • Electronic analytical balances (±0.1mg accuracy).
    • UV-Vis spectrophotometers, melting point analyzers.
  • Stability Testing: Climate-controlled chambers for ICH-compliant shelf-life studies.

2. Utility & Support Systems

  • Purified Water Systems: USP-grade water for production and cleaning.
  • HVAC & Air Handling: HEPA-filtered cleanroom air conditioning for temperature/humidity control.
  • Warehousing: Climate-monitored storage for raw materials, finished goods, and hazardous substances.

Compliance & Certifications

  • Veterinary drug GMP certification: Full compliance with China’s Veterinary Drug Production Quality Management standards.
  • 18 API GMP Certificates: Issued by Henan Province’s Department of Agriculture (November 2024).
  • Utility Patents: 12+ patented systems (e.g.,Vacuum distillation anti-corrosion device, bromonitro alcohol recovery devices).

Sustainable & Scalable Operations

  • Waste Minimization: Closed-loop solvent recovery and RCO for 95%+ VOC elimination.
  • Energy Efficiency: Automated controls reduce energy consumption by 20% vs. industry benchmarks.
  • Scalability: Modular facility design supports capacity expansion (current output: 6,000+ tons/year).

Why Partner with Darui Pharma?​

  • End-to-End Capabilities: From R&D-scale synthesis to GMP production.
  • Global Standards: Equipment validated for FDA/EMA-compliant exports.
  • Technical Support: 20+ engineers for equipment maintenance, process optimization, and troubleshooting.

Contact Us​ for OEM/ODM projects, equipment specifications, or facility audits.


Kaifeng Darui Pharmaceutical Co., Ltd. at the 11th China Veterinary Medicine Exhibition: Innovating Animal Health

Kaifeng, China – Kaifeng Darui Pharmaceutical Co., Ltd., a leading high-tech enterprise specializing in the R&D, production, and sales o...

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