Chongqing Tingyi Biotechnology Co.,Ltd
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Chongqing Tingyi Biotechnology Co.,Ltd Quality Control

Good quality Nandrolone Decanoate Powder for sales
Good quality Nandrolone Decanoate Powder for sales
Customer Reviews
I have NO interest in any other suppliers but you, Tom. I was hugely impressed with your efficiency and product quality. Thank you very much.

—— Andrew S (UK)

Tom is a man of his word, and he pulled through when nobody else could! I will not hesitate to order from him again. Top notch service and quality!

—— James K (Australia)

Package came very quickly, thanks Tom. You're definitely my new guy. You're great to deal with.

—— Haydee Rodriguez (USA)

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QC Profile


With 16 years' experience in biotechnology field, we have established a complete Q.A. & Q.C.


system. Our factory have hundreds of tests that are used to determine purity, such as HPLC, GC


and UV spectrophotometer to analyze and control the products. potence and quality of the


materials and end products all of which utilize state of the art equipment which ensures complete




All the products must be tested before selling, in terms of steroid raw powder, we will do melting


pointtest in our own lab, if qualitfied, then we will do a blood test to check if it can meet market


demand. At any point during production a product may be tested. If it can't meet our in-house


quality standard, then it will be immediately destroyed.


  • Chongqing Tingyi Biotechnology Co.,Ltd

    Standard:Business License


    Issue Date:2018-03-05

    Scope/Range:Pharmaceutical Raw Material and Intermediate

    Issued By:China Trade and Industry Department

  • Chongqing Tingyi Biotechnology Co.,Ltd

    Standard:ISO 9001:2008


    Issue Date:2002-08-02

    Expiry Date:2022-08-01

    Scope/Range:Research & Development

    Issued By:Certification and Accreditation Administration of the People's Republic of China

Contact Details
Chongqing Tingyi Biotechnology Co.,Ltd

Contact Person: Miss. Clara

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