Vitamin B12 Additives Pharmaceutical Grade Raw Powder Folic Acid Vitamin a/Vitamin C/Vitamin D/Vitamin B1/B5/B6/B7/B9/B12/Vitamin E

Sales: Alan
Mail: 17832695638 @ 163 .com
Whatsapp: +86 17832695638

we sale full list with peptide products , any other requirements just contact me !!!



Changsha Caoquan Technology Co., Ltd. is a high-tech company specializing in the research and development and production of polypeptide drugs. The company has an advanced industrial chain, covering the research and development, approval and industrialization of peptide raw materials and preparations. Its products include innovative drugs, raw materials, enzymes used in medicine and green synthesis industry, functional peptides and protein products.
Our core strengths are advanced polypeptide technology, strict quality control (conforming to cGMP standards), professional R&D team, and end-to-end solutions from raw materials to finished products.
We are committed to providing customers with high-quality and high-value products and services and have established a good reputation in the global market. With excellent product quality, logistics service and customer-centered business philosophy, our products have been exported to more than 100 countries.
Changsha Cao Quan is willing to maintain cooperative relations with old and new friends and create a better future together!

Changsha CaoQuan Biotechnology Co., Ltd.  takes great care in packaging. We use sturdy materials to protect goods from damage during transit, with tailored packaging for different products. Every item is securely sealed and labeled clearly. Our strict packaging standards ensure items arrive in perfect condition. With a track record of reliable deliveries, we’ve gained clients’ trust. You can count on us for safe, professional packaging.

Changsha CaoQuan  Biotechnology Co., Ltd. Company offers diverse shipping options: air, land, and sea transport. Orders are shipped within one day of placement, with delivery expected within a week. Boasting a high volume of successful transactions, we’ve earned strong trust from clients. Our efficient logistics ensure timely, reliable delivery, making us a dependable partner for your shipping needs.

1)All purity>99%.

2)High quality with competitive price.

3)We are manufacturer and can provide high quality products with factory price.

Fast and safe delivery.

1)Parcel can be sent out in 24 hours after payment tracking number available.

2)Secure and discreet shipment verious transportation methods for your choice.

3)Customs pass rate >99%.

We have clients throughout the world.

1)Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet their different desire.

2)Market feedback and goods feedback will be appreciated, meeting customers' requirement is our principal responsibility.

3)High quality, competitive price, fast delivery, first-class service gain the trust and praise from all the customers.

How to proceed your order:

Step 1:Please let me know the items you are favorable, quantities, and the destination country.

Step 2:You confirm all detail, and offer purchasing order.

Step 3:We send the detail price of our product and offer the suitable shipping method for reference.

Step 4:You confirm the order and payment 100% in advance and send us the detailed contacting information, including contacting person/company,address,mobile number,ZIP code and your special requirements.

Step5:We arrange the shipment according to your requirements, and tracking code will be offered once it is released, then you can track your parcel at any moment.

Step 6:We offer after-sales services after service after you receive your parcel

Q1: About the after-sale service

A: After purchasing the products from our Lab, we have A professional technical team and after-sales team to serve you and solve all your problems in the future

Q2: Can I get some samples?

A: Yes, we can provide samples, but the customer will pay the freight.

Q3: How do I start paying?

Payment can be made by Bitcoin,wire transfer or paypal

Q4: How to confirm product quality before placing an order?

A: We got good feedback from customers and Tested by third-party institutions. You also can get free samples of some products. You just have to pay the shipping fee for the sample .

You can send us your product specifications and requirements and we can customize for you.

Q5: What is your MOQ?

A: The minimum quantity we can order is 1 box.

But usually we can accept a smaller quantity, say 100g, at the cost of 100% sample charge.

Q6: Time for delivery?

A: Leading time within 3 business days,Shipping time about 8-10 business days.