Doublewin Biological Technology Co., Ltd.
Contact information
DoubleWin Biological Technology Co., Ltd is a professional crude drug manufacturer which integrates production, R&D and sales. The technology ability is strong. We specialize in Pharmaceutical Chemical, Steroid, Vitamin, Intermediate, food additive, plant extract and so on. It has built cooperation relations with many universities, research centers as well as pharmacy manufacturers. The enterprise owns advanced production arts and various fermentation method originated from abroad. It has single quality supervision department which can take strictly supervision to all the products according to the relative rules of Pharmacopeias and ICH principles to meet the requirements of the customers on quality. We have rich experience on overseas trading and we have world-wide customers. The company have gained the trust of the customers by its wholehearted and professional service.
Our major principles:
High quality with competitive price
Adequate stock
Fast and safe delivery
Professional service
We still adhere to the philosophy as credit-oriented. We will develop the market with outstanding standard and great service to meet the requirements of the customers. To be win-win with the customers is our development goal: DoubleWin Company your trustable company.
We have created a well-organized environment of research and development. With a total of 2000 ㎡ of laboratory space, the factory is equipped with more than 200 high-tech machines, apparatuses and equipments. We continue to invest an average amount of two million US Dollars into reseach and facilities every year. Through our years' efforts, we have gradually developed to become the leading manufacturer of raw steroid powders in Mainland China.
Products:
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Testosterone Propionate CAS 57-85-2 | Purity:99%MF:C22H32O3MW:344.49Einecs No:200-351-1MOQ(minimum order quantity):10gramStandard:Enterprise StandardAppearance:White crystall powder.Usa... |
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Testosterone Enanthate CAS 315-37-7 | Quick Details: Testosterone Enanthate Testosterone Enanthate (Primoteston) Alias: Primoteston Depot Testosterone Enanthate (Primoteston) Purity :... |
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Testosterone Cypionate CAS 58-20-8 | Product name: Testosterone cypionate Synonyms: cyponax; Test Cyp ; Testosterone CypionateCAS No.: 58-20-8 EINECS:200-368-4M.F.: C27H40O3M.W.: 412.6... |
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Sustanon 250 Testosterone Blend For Bodybuilders | 【name】Testosterone Blend 【CAS No.】58-22-0【Mol. Formula】C19H28O2【Mol. Weight】288【Loss on drying】 ≤1.0%【Purity】≥99% by HPLC【Packaging】10g 20g 5... |
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est Base CAS NO 58-22-0 Testosterone Base | Product name:Testosterones Base Assay 98% CAS register number :58-22-0 EINECS : 0-370-5 Molecular formula:19H28O2 Molecular weight: 8.42 Usage :an ... |
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Metandienone / dianabol CAS 72-63-9 | Metandienone Alias: Dianabol; Methandienone;Methandrostenolone CAS No: 72-63-9 Einecs No: 200-787-2 Purity: 98% Appearance: white powder. MF:C20H28... |
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Anadrol Oxymetholone CAS 434-07-1 | Product detailsAlias:Oxymetholone (Anadrol)CAS No:434-07-1Purity: 99%MF: C21H32O3MW: 332.482Einecs No: 207-098-6MOQ(minimum order quantity):5gramSt... |
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Oxandrolone / Anavar CAS NO.53-39-4 | Product Name: OxandroloneCAS: 53-39-4Chemical Names: OXANDROLONE; Oxandrin; Anavar; Protivar; Vasorome; Lonavar More…Description: Shinny tin... |
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Nandrolone Decanoate CAS 360-70-3 | Quick Details Nandrolone DecanoateChemical Name: 4-estren-17beta-ol-3-one decanoateNandrolone Decanoate Molecular Formula: C28H44O3Nandrolone Decan... |
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Methenolone Acetate CAS No:434-05-9 for Muscle Growth | Methenolone AcetateProduct name: Methenolone AcetateMethenolone acetate Synonyms: nibal;premobolan;primobolan;primobolone;primonabolMethenolone ace... |
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99.5% Assay Primobolan Methenolone Enanthate CAS No:303-42-4 | Methenolone EnanthateAlias: Primobolan-depotCAS No: 303-42-4Purity: 99%MF: C27H42O3Standard: Enterprise StandardAppearance: White Crystalline powde... |
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Drostanolone Enanthate CAS 13425-31-5 | Drostanolone EnanthateOther name: Masteron enanthateCAS No : 472-61-145drostanolone enanthate Content: 99%Molecular formula: C40H52O4 drostanolone ... |
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Drostanolone Propionate Masteron Steroids CAS No:521-12-0 | Basic Info Synonyms: Masteron; Dromostanolone Propionate,Mast propCAS: 521-12-0EINECS: 208-303-1Molecular formula: C23H36O3Molecular weight: 360.53... |
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Legal Trenbolone Enanthate Powder CAS | Product name:trenbolone enanthateSynonym:Ternbolone EnanthateCAS Registry Number:M.F.:C25H34O3M.W.:382.54Assays:99%Appearance:slightly yellow or ye... |
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Trenbolone Acetate CAS NO 10161-34-9 For Body Building | Trenbolone Acetate CAS No.: 10161-34-9Trenbolone Acetate EINECS: 233-432-5Trenbolone Acetate Assay: 97.0~101.0%Trenbolone Acetate Molecular Formula... |
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Dutasteride Muscle Building Drugs , CAS Avodart Popular Anabolic Steroids Anti Hair Loss | Quick detail:Dutasteride (Avodart ) CAS:Other name: Avodart1. CAS register number: 2. Molecular formula: C27H30F6N2O23. Molecular weight: 528.534. ... |
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Tadalafil / Cialis CAS Male Sex Enhance hormone Increase Male Hormones and Mens Ability Enhance | CAS: Assay:≥99.0%MF:C22H19N3O4Appearance: White Crystalline PowderStorage:Shading, Confined PreservationExpress:TNT,DHL,Fedex,UPS,EMAS,HKEMS,et... |
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Medicine Sildenafil Citrate Male Enhancement Powder Viagra | Product name: Sildenafil CitrateSynonym: ViagraCAS Registry Number: M.F.: C28H38N6O11SM.W.: 666.7Assays: 99%Packing: Customized package as you requ... |
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HGH Fragment Muscle Growth Peptides , Strongest Muscle Building Peptides For Fat Loss | Basic Info. Unit Size : 2 mg/vialUnit Quantity : 1 VialSynonyms : HGH FRAG 176-191,fragment 176Molecular Formula: C78H125N23O23S2Molecular Weight :... |
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HCG Human Chorionic Gonadotropin Injection For Weight Loss / Body Building | Standard: 5000iu/vial, 5vials/box Generic name: Recombinant Human Interferon alpha 2b for injection Trade name: HCG® Composition in effect: Rec... |
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99% High Purity Methyltestosterone Raw Powder CAS 58-18-4 | Description: 17-MethyltestosteroneCAS: 58-18-4Product Name: 17-Methyltestosterone,MethyltestosteroneMF: C20H30O2MW: 302.45Properties:White PowderU... |
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Testosterone Decanoate CAS 5721-91-5 | Description:Testosterone DecanoateTestosterone Decanoate CAS No:5721-91-5Testosterone Decanoate Einecs No: 227-226-4Testosterone Decanoate MF: C29H... |
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Testosterone Phenylpropionate CAS NO: 1255-49-8 for Muscle Growth | Quick DetailProduct Name:Testosterone PhenylpropionateAlias:Testosteronephenylpropionate,testos-phCAS register number : 1255-49-8EINECS : 215-014-4... |
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Testosterone Acetate CAS1045-69-8 | Product Name: Testosterone acetateSynonyms: 17-[(1-Oxoacetyl)oxy]androst-4-en-3-one;17-beta-(acetyloxy)androst-4-en-3-one;17beta-Acetoxy-DELTA4-and... |
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Body Building Testosterone Undecanoate Raw Powder CAS 5949-44-0 | Testosterone Undecanoate 1)Alias:Andriol 2)CAS No:5949-44-0 3)MF: C30H48O3 4)MW: 456.7 5)Purity: 99% 6)Package: As your require 7)Appearance: white... |
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CAS 15262-86-9 SARMS Bodybuilding Supplements Testosterone Isocaproate / Test Isocaproate | Details Test Isocaproate Testosterone Isocaproate 15262-86-9 Raw Testosterone Powder Molecular Formula: C25H38O3 Molecular weight: 386.57 CAS No.:... |
