Qingdao Lucky Stone Import & Export Co., Ltd. specialize in CNC machining, investment casting, die casting, gravity casting, forging and stamping. We produce complex parts and aviation assemblies, and coordinate all steps required while providing the best quality and shortest possible lead time.

Based on our advanced equipment, more than 10 years experience and QC system, we have powerful ability to develop new items according to our customer's drawings or samples.

We exert strict quality control in production processes, and our products comply with the requirements of oil, mine, defense, power generation and other industries. Our expertise lies in complex parts machining of carbon steel, alloy steel, stainless steel, aluminum and all kinds of metal. Moreover, we offer full tested subassemblies and assemblies as well as supply chain consolidation with complete traceability from raw materials to finished goods.

Certificated quality control system and high efficient organization, as well as high attention from the whole company, have steadily improved products quality and reduced producing costs in recent years.

OEM or ODM products are welcome. We will be your best choice, and we expect to be successful together with you !
 

Product/Mold Design:

ODM/OEM products are highly welcome, and we have many years export experience in US and Europe market.
All kinds of drawings are available, such as dwg, pdf, jpg, stp, igs and etc.

Molds Making:

In order to ensure lead time and quality, all the molds will be made in our CNC machining workshop.

CNC Machining Workshop:

We have many sets of CNC Machining Center and CNC lathes, and could ensure 0.01-0.02mm tolerance depending on products design, size and raw material.

Heat Treatment:

Some castings need to be heat treated to get better and stable structure.

Manual Casting by Experienced Workers:

Our workers are full of experience and operate every process very carefully.

1. Are you a manufacturer or a trading company?

We are a professional manufacturer with over 10 years' experience for designing and producing casting parts and machining parts.

2. How can I get some samples? 
If you need, we are glad to offer you samples for free, but the new clients are expected to pay the mould coast and courier cost.
 
3. Can you make casting according to our drawing?
Yes, we can make casting according to your drawing, 2D drawing, or 3D cad model, both available. If the 3D cad model can be supplied, the development of the tooling can be more efficient. But if without 3D, based on 2D drawing we can still make the samples properly approved.
 
4. Can you make casting based on our samples?
Yes, we can make measurement based on your samples to make drawings for tooling making.
 
5. What's your quality control device in house?
We have spectrometer in house to monitor the chemical property, tensile test machine to control the mechanical property and UT Sonic as NDT checking method to control the casting detect under the surface of cast.

For more information, please feel free to contact us!