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Your Professional Gelatin & Collagen Manufacturer in China

Dongying Zhengda Biotechnology Co., Ltd. – 17+ years of expertise in high-quality gelatin, collagen peptides, and industrial protein production.

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10,000+

Tons of Edible Gelatin Annually

5,000+

Tons of Collagen Peptide Output

3,000+

Tons of Industrial Gelatin

10,000+

Tons of Industrial Protein Powder

About Zhengda Biology

Dongying Zhengda Biotechnology Co., Ltd., located in Dongying, Shandong, China, has over 17 years of expertise in gelatin production and equipment manufacturing.

Covering 90,000 m², our facility includes modern workshops for gelatin production, pre-treatment, water treatment, and power, supported by advanced infrastructure.

  • 10,000 tons edible gelatin annually
  • 5,000 tons collagen peptide
  • 3,000 tons industrial gelatin
  • 10,000 tons industrial protein powder
  • GMP/FDA/CE compliant manufacturing
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Zhengda Factory

Our Product Hub

High-quality gelatin, collagen peptides, and industrial protein products manufactured with precision and consistency.

Edible Gelatin

Edible Gelatin

Made from 100% animal collagen. Available in powder, granule, and flake forms.

  • Bloom: 80–320
  • Mesh: 8–60
  • Halal & Kosher Certified
Halal Gelatin

Halal Gelatin

Certified Halal gelatin suitable for food and pharmaceutical applications.

  • 100% bovine or porcine sources
  • Available in customized viscosity
  • Complies with international standards
Collagen Peptides

Collagen Peptides

Highly soluble, low molecular weight collagen for health and beauty products.

  • Hydrolyzed Type I & III
  • Neutral taste and odor
  • Easy to blend in beverages
Industrial Gelatin

Industrial Gelatin

Strong adhesion, cohesion, and film-forming properties for industrial use.

  • High viscosity options
  • Customizable bloom strength
  • Used in textiles, matches, sandpaper
Bone Glue Particles

Bone Glue Particles

100% natural protein-based adhesive derived from animal bones.

  • High bonding strength
  • Heat-resistant
  • Eco-friendly and biodegradable
Jelly Glue

Jelly Glue

Excellent viscosity and bonding strength for confectionery and industrial use.

  • Fast-setting formula
  • Clear and odorless
  • Compatible with sugar-based systems
Gelatin Sheets

Gelatin Sheets

Precisely measured for easy portion control in culinary and pharmaceutical use.

  • Bloom: 180–240
  • Available in bronze, silver, gold
  • Long shelf life
Industrial Protein Powder

Industrial Protein Powder

High-performance protein powder for industrial applications and formulations.

  • High solubility
  • Customizable amino acid profile
  • Stable in various pH environments
Request a Quote or Sample

Our Product Applications

Trusted across industries for performance, safety, and consistency.

Mousse & Cake Gelatin

Ensures stable structure, smooth texture, and lasting freshness in desserts.

Yogurt & Dairy

Provides smooth texture, stability, and improved shelf life.

Ice Cream Stabilization

Prevents crystallization and enhances creamy texture.

Confectionery (Gummies, Marshmallows)

Ensures perfect elasticity, clarity, and texture.

Textile & Fabric Coating

Enhances strength, smoothness, and performance in textile processing.

Matchstick & Paintball

Ensures consistent burning and safe, breakable shells.

View All Applications →

Gelatin Processing Equipment

We manufacture and supply complete sets of gelatin processing equipment, offering advanced technology and reliable performance.

  • High yield & low energy consumption
  • Modular structure – easy expansion
  • Hygienic design (GMP/FDA/CE compliant)
  • Custom configurations based on raw materials
Request Equipment Quote
Gelatin Equipment

Frequently Asked Questions

What is the minimum order quantity (MOQ)?

Gelatin & Protein Products: 1000 KG. Equipment: 1 piece. Samples available for R&D.

How long does delivery take?

15–25 days after confirmation. Urgent orders can be accommodated.

Do you support OEM/ODM?

Yes. We offer customized bloom, mesh, viscosity, labels, logos, and packaging.

Are your products Halal & Kosher certified?

Yes, Halal and Kosher options are available upon request.

Get in Touch

Request wholesale pricing, free samples, or a custom quote within 24 hours.

Contact Information

Email: info@zhengdabiology.com

Phone: +86 136 4546 4777

Phone: +86 158 6545 3357

Address: Guangrao County, Dongying City, Shandong Province, CN

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