Mastelf Technologies Co ., Ltd — Your truly Partner through Laboratory Products

 Hot Products

Here you can find our products, they are the newest and fashionable at present,this collection ensure a perfect fit.


Download the product catalog can quickly browse our product,our company briefs where you can fully understand what we work.

 OEM Design

Herewith OEM Design including special size production, ask us freely for a special design perfect !

  Business Process

If you want to know how we work, this page show you the clearly business process from quotation to shippment.


Here we list some frequently asked questions, which will be what we face commonly.

  Free Sample

Mastelf Technologies provide the free sample to customer to check the workmanship and quality of our product,if you want,please view it. 

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Company Overview


Mastelf Technologies in the line of medicine, life-science,chemistry, laboratory consumables, etc. Please reach us via email, telephone, and fax. We are bilingual, easily accessible and readily available. Main Scope:| PTFE Silicone Septa Cap | Chromatography Vials | Headspace GC Vials|Magnetic Cap | Syringe Filter |Vial Insert| Vial Rack|

Why Choose Us

We’ll double checking the packing on safe condition before shipment, If damage occurs please confirm before sign from shipping agency, it’s helpful to request compensation from agency accordingly.

You’ll get a reasonable price after communicate with us by email,telephone,message or Skype etc.Pricing differs from differents of materias packing consition. As a consequence, we kindly ask for a detail requirement from your side to offer best pricing.

Vials are very fragile products, even keeping by a safe packing condition, which may still possible damage occurs.
Once happens, don’t worry, please follow us with below solutions.

Quality Problem.
1. We’ll compensate totally of quality problem casued by our side, meantime please also provide us certificate report and pictures to make it continued

Packing Problem.
2. Packing damage of compensation based how many damage products.

You’ll receive a sample and bulk production schedule after order is confirmed.Weekly updates will be send you to learn about the time line and keep alert to anything that may cause the delivery delay.It’ll great help for us to solve problem and avoid any possible delay.

We understand time is valuable. In this case, working with a professional salesman or partner should be important. Here we know what you wants and how to meet your request. You’ll always get professional suggestions when confuse and all your questions will be reply promptly within 12 hours.

Mastelf Technologies

Awsome Products


  • Mastelf produce Laboratory Consumables, through innovation design,stable quality, efficient operating procedures and perfect service, ensure customers occupy & create sales record. 
  • Mastelf also have a keen sense of smell to the market, keep continuously improve our product quality and production efficience.