Landmark Nutraceuticals Co., Limited

China Most Popular Steroid Raw Powder Marketplace

10 Years of Supply Experience, Top Quality of The Industry

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Landmark Nutraceuticals Co., Limited Quality Control

Great Product and Service Tim USA I recently started using Landmark Chem and i am extremely happy with your product and service.

—— Joe

I've dealt with landmark for s long time now and they have been exceptional every time.

—— Breno

Exceptional product and customer service. I've recently received my first order and I could not be more pleased. The product is of a high quality.

—— Kevin

Just received first order. Great customer service and fast shipping. Can't wait to do more business.

—— Erick

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QC Profile

                                              Quality Assurance & Quality Control


We built perfect quality management system, from the upstream supply chain to terminal products, to ensure the products supplying for our customers are high quality. Besides, we will do sampling test before each batch of products was distributed out. 

Upstream supply chain supplier control
All upstream raw material suppliers are being strictly inspected ,from internal factory system to sample analyzing. Raw materials purchasing and process controlling by QA( quality analysis) department .We use the best from the best.


Steroid raws Producing process control

All steroids produced under a complete production workshop system based on superior production equipment. All are produced under the USP standard. Our company has the most advanced production line in domestic China. Some of the most important machine and inspection facility are imported from Germany and Japan. The production department operators will be trained before starting doing this job. And some employees have more than three years operating experience. The senior engineer who is in charge of the workshop will be responsible for the whole production process which including raw material inspection, feeding, stirring, dilution crystallization, baking etc. Our senior engineer has ten years of experience in the production of steroid powder.


Quality management system

We have a QC department which in charge of the inspection of the product and producing process. Our company uses the advanced detecting instrument and complete test facility to ensure the quality of products fully meet customer requirements. For each new batch of produced raw materials, The QC department will carry out strict test and sample retention, Qualified raw materials will be delivered to clients after test. If in case customers doubt the quality of the products, we will compare the sample and test results. We also weigh each small bag of products before sending out to guarantee that there would be no shortage issue happened.


Precision testing Instrument
LMC owns advanced inspecting facility, such as : HPLC, GC, MS, Particle size Analysers, KF analyzer, PH meter, whiteness analyzer, melting point analyzer, etc. Each batch of steroid powders tested before offer to our clients. So clients have no worry about quality if cooperate with Landmarkchem.


The inventory and sample storage.

Our Warehouse is built strictly in accordance with the GSP specifications. It’s equipped with temperature controlling refrigerating room for the special raw material storage conditions. Normally we will guarantee that all raws from LMC are fresh. For products like test E, tren ace, deca and so on , all batches would be sold out within one to three months.


Landmarkchem retains control samples for all its products for a year for re-evaluation, in case of a product complaint.




Contact Details
Landmark Nutraceuticals Co., Limited

Contact Person: Mr. Ferris

Tel: 86--13419560418

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