Get in Touch with Our Ingredient Experts

Whether you need specifications, samples, pricing, or documentation โ€” our team responds within 24 hours.

Contact Information

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Phone / WhatsApp +86 152 0637 9527
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Company JointSource Biotechnology Co., Ltd.
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Address Jining, Shandong, China
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Business Hours Mon โ€“ Fri 09:00 โ€“ 17:00 (CST)
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Response Time Within 24 hours (business days)

We Can Help You With:

โœ“ Product specifications & grade selection
โœ“ Sample requests and evaluation
โœ“ Pricing & quotation
โœ“ Regulatory documentation (COA, TDS, MSDS)
โœ“ Certifications & compliance support
โœ“ OEM / private label services
โœ“ Formulation & technical questions
Submit Your Inquiry

๐Ÿ”’ Your information is strictly confidential. We respond within 24 business hours.

What Happens After You Submit

01

We Review Your Inquiry

Our team reviews your requirements and selects the right product and grade for your application.

02

We Send Specifications

You receive a product spec sheet, COA sample, and relevant certifications within 24 hours.

03

Sample Arrangement

We arrange a free sample shipment for your internal lab evaluation and formulation testing.

04

Quotation & Supply Plan

Once samples are approved, we provide a formal quotation with pricing, MOQ, lead time, and supply plan.

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