From our own (100% WFOE) production plant in China, we provide in-house manufacturing of injection molds and injection molded products. This is the only way how we can secure the quality and protect your Intellectual Property, so you can rest assured that your product is in safe hands. QDP has more than 20 years experience in injection molding and product development.

We are a Dutch contract manufacturer/ product development partner, specialized in developing, manufacturing and assembling hardware products made of steel, aluminium or plastics, in Shanghai, China. We offer multiple manufacturing processes and in-house assembly under ISO certified processes so that you do not need to worry about the quality and not about your IP.

We manage our own in-house assembly just outside of Shanghai and our suppliers are available within a 300km radius around Shanghai so that we can monitor and control them. Our in-house engineers can support you to optimize your design for mass production. In case you also need design support we can also offer you a solution through our design partners. Electronics and Software are not within our in-house capability but we have local partners who can support us here. We are focusing on the following sectors: Medical, Lighting, Green-Energy and general industry. Apart from most manufacturing techniques we also offer several surface treatments and in-house assembly so that we can guarantee the IP of your product during production in China. Please contact us by phone or email. Our customer support team is available mo-fr in Haarlem, the Netherlands.

Rainer coat steel and metal

The name Rainer coat steel and metal stands for the full range of occurring in the construction products which are made of steel and metal.

The production program includes large facades, skylights, glass domes, entrance systems, stairs, doors and windows, railings, as well as special designs of all kinds

The family business, founded in 1971 has about 60 employees at 2 locations in Bad Karlshafen (steel metal construction) and Hann. Munden (powder coating).

When it comes to complex and unusual structures made of aluminum, steel or stainless steel, you have us to be competent and reliable partner.


Department of Laser Technology

Founded in December 2006. We currently employ approximately 10 highly qualified employees.

The department is active in the field of laser welding parts and assemblies.
With the most modern CNC-controlled laser, folding, milling and welding processes-MAG, MIG, TIG, we are able to process your order as quickly as possible and at the highest level quality.
Short lead times and timely execution are taken for granted.
Whether complex items, series or prototypes - we offer the best and most innovative solution from a single source.

State of the art equipment and machinery in conjunction with highly motivated employees guarantee the highest quality and punctuality.

* All commercial metals in stock, about 500 tons, which guarantees the shortest delivery time
* Now with automatic sheet stock. Manufacturer Kasto, type Uniline with 400 storage spaces, connected to our Trumpf laser machine for the fully automatic production.

We produce according to your request all punching, laser and Kant orders and the required finish work such as welding, grinding, pickling, powder coating and finishing treatment.

Binding devices for hay, straw and big balers, pre-finished machine parts, welding parts, components, CNC turning and milling parts

Manufacture of precision machined parts and milling parts from all machinable materials.


CNC turning (up to D 90 mm rod)
CNC turning (up to 250 mm in the feed)
CNC long turning
CNC multi-spindle turning (32 axes)
CNC Machining Centers (5-Axis)


Batch sizes up to 1000 pieces .... Piece
including all subsequent operations up to the assembly


In the field of machining there are many different ways of working. One is the CNC machining. Through this method, the milled parts get even complicated 3D contours. The CNC machining is done with machines with up to 8 axes. CNC turned parts can be made of different materials. For machining titanium, copper, brass, plastic, aluminum, stainless steel and other materials are suitable. Rotating parts in general can assume unusual shapes. In particular, the CNC milled parts often see pretty spectacular. Through its 3D contours CNC turned parts have a special effect.The machining is extremely versatile. Machining technology is used in various fields. Lathe parts, especially CNC lathe parts, are very expensive to manufacture. To produce a CNC lathe part, one special machines and more time than the normal CNC turned parts needed.


The machining and especially the CNC machining requires a good education in the field. The partially very complex turned parts and just the CNC lathe parts require a tremendous expertise. A single CNC lathe part caused enormous amount of time. For these special turned parts, a particularly accurate work is absolutely necessary. For the purposes of machining are all chip forming materials. Depending on the material, the cutting is performed with different speeds. Are the turned parts made of wood, the cutting is done with high cutting speed and without cooling lubricants.Turned parts made of plastics, however, are processed at medium cutting speed. When machining water or alcohol are used for cooling. A special product from the metal cutting machines is the rotating part. Such automatic turned parts can be made from almost all machinable materials. Just like the CNC long turning parts of the screw-cutting without technical knowledge can not be produced. All machined parts require special machinery for the production. Rotating parts are to be finished by hand hardly. Are the turned parts made of wood or plastic, the machining is possibly still done manually, but with harder materials the use of expensive machining is necessary. To establish automatic turned parts, can not be dispensed with the machines. Automatic turned parts are usually ordered in enormous quantities and from extremely strong materials. Also for CNC turned parts is similar. This machining is simply too specific.

CNC turned parts requiring extreme precision. Turned parts of this type are mainly used in machine and plant engineering. These industries would not do without CNC turned parts, turned parts, and the entire range of machining technology. Milling Services, CNC turned parts, turned parts, and just such special products as a CNC lathe part are absolute precision products. As simple as the concept sounds cutting, this process but it is not. Cutting sounds like simple separation that hide behind it but also things like complex CNC turned parts or automatic turned parts, no one thinks at first. Without these highly intricate parts, especially without the screw-cutting work would be impossible in some areas.

We are a medium-sized company based in Ganderkesee and have been producing sophisticated sheet metal and formed parts for our customers for over 65 years.

Our customer base includes the automotive, mechanical engineering, electrical, marine and aircraft industries, where we are listed as an A-supplier and have already received several awards as a 0-ppm supplier.

Our company is fundamentally different from other companies that can produce either only large or only small series at low cost. We are proficient in both technologies.

Since we are convinced that only holistic quality and sustainability can lead to success today and in the future, we have a certified integrated management system in accordance with the requirements of
IATF 16949, DIN EN ISO 9001 and DIN EN ISO 14001 established. (ext. TÜV Cert link).

Our homepage is intended to give you a brief overview of our diverse production options.

We would be delighted to work for you too.
Give us a chance to do that.

Since our founding in 1961, we have specialized in precision turned parts. Since then, the demand for precision has steadily increased, and so has the performance of our family company, which currently employs 25 people. In addition to mechanical engineering as a classic area of application, our workpieces are now also installed in optical devices, high-quality bicycle transmissions or the most modern measuring equipment. In short, wherever maximum precision is required and reliable delivery on the agreed date is appreciated. All of our customer departments, from development to design, from purchasing to quality management, find qualified contacts and an open ear.

Our goal is to convince our customers through our performance, which is always oriented towards our customers' high requirements regarding quality and on-time delivery.


The most modern production equipment, quality assurance during production, and optimized processes make it possible for us to produce with speed, precision, and cost efficiency, all at the same time.


Regardless of whether we mass-produce for you, deliver popular models on short-term notice, or manufacture individualized single components according to your specifications - we are consistently working on optimizing our customer-oriented service.

Bevel gears Hobbing max. Ø 250 mm, up to module 6
Splines Hobbing

Grinding upon request
up tp 1200 mm in length
max. distance between centers: 1250 mm

Sprockets Hobbing
Shaping max. Ø 400 mm, up to 1 inch
up to 1 inch

Worms Chasing

Milling

Whirling
Grinding up to module 3
up to module 6
up to module 6
up to module 7

Worm wheels Hobbing upon request

Helical gears Tooth flank grinding max. Ø 300 mm, module 6

Spur gears Hobbing
Shaping max. Ø 600 mm, module 6
max. Ø 500 mm, module 6

Timing gears Milling available on short notice,
in stock:
from module 0,5 to 10 mm and from partition 2 - 10 mm; up to 3000 mm in length


External grinding up tp max. 270 mm, max. distance between centers: 1000 mm

CNC drilling upon request

CNC and conventional turning up to Ø 400 mm, length 1200 mm

Surface grinding max. length 2000 mm
CNC and conventional milling upon request
Thread grinding upon request

Internal grinding max. grinding Ø 200 mm, max. grinding depth 250 mm

Grooving: milling, cutting, reaming up to 28 mm

Surface treatment such as hardening, nitriding, etc.

Centerless cylindrical grinding max. Ø 70 mm

Racks (High-Precision Racks)
Type of Machining Machining Sizes
Milling available on short notice,
in stock: from module 0,5 to 10 and from partition
2-10 mm
up to 3000 mm in length

Delivery program: Gear wheels, spur wheels, racks, snails, worm gears, worm shafts, chain wheels, toothed belt wheels, helical gears, bevel gears, splined shafts, pump impellers, any waves, flange. Nearly everything with teeth.

Materials: Steel, high-grade steels, non-ferrous metals is processed such as copper, brass, aluminum and plastics in complete and wage labours.

Thermal treatment and surface coating: Additionally to our achievements we offer still any surface treatments. Case-harden, nitrating, Nitrocarburieren, carburizing, sandblast, TENNIFER QPQ, as well as galvanizing, burnishing and the like.



Our customers expect to get low-priced precision products from us, with short delivery times, reliable service, and constant high quality.


This is exactly our strength - which is based on state-of-the-art production equipment, quality assurance during production, and optimized processes!

RUDA-Metall GmbH

The company RUDA-Metall GmbH was founded in 1982 and has its manufacturing focus in the area of technical stampings. Here components for the automotive industry and its suppliers and the electrical industry are manufactured for years.

The modernized about 2 years ago vibratory finishing system, we can achieve the best results even for your parts.

The tools are designed and manufactured in our own modern tooling.

In 1994, with the company K.Fr. Brahm, consisting since 1868, a group of companies founded. The K.Fr. Brahm manufactures focus: furniture fittings, hinges, stampings for light domes, scaffolding, electrical parts, office furniture and fittings for the mirror industry.

In order to work more efficiently and more cost effective for your customers in the future, the K.Fr. was Brahm 1-1-2006 integrated GmbH in the company RUDA metal.

Our Lord Dannhorn (Dip.Ing. Engineering FH and Dipl. Economics FH), as well as our technicians and master craftsmen to support you in the optimal and cheapest design your parts.

We are a family-run company specializing in the production of machine components on CNC-controlled lathes, milling machines and grinding machines. Our contract manufacturing options are precise, flexible and diverse.

Based on technical drawings, machine components are produced in a three-shift operation. With our machines and over 30 employees we are able to meet highest quality requirements. Our range of customers includes the gear manufacturing industry, hydraulic, recycling and the construction machinery industry as well as the general mechanical engineering.

The production consists of individual parts as well as small and medium-sized batch sizes. Our 19 machines cover a wide variety of machining possibilities. We work with materials either provided by you or offered by us. Competent partners are available for those work-flow procedures which are not covered by us including e.g. heat treatment, gearing and welding work. This enables us to produce complete components and assemblies.

Our goal is to completely satisfy you in terms of management, technical advice, flexibility, quality and the adherence to delivery dates. With over 25 years experience in this business, we successfully follow these values.

Saint Jean Industries Stuttgart GmbH is specialized in the production of sophisticated light metal components.
Our objective developing and implementing the best technical and economic solution for our customers.
Executed by a highly motivated team, advanced manufacturing facilities, and a well-developed quality assurance according to ISO 9001:2015 and IATF 16949:2016.

Hi , here we give you the reasons to work with us :
Experience ; we are an small team of 11 working together since 2014 , we started provided reparations services for industrial machines ,as Romanian machines are old :) and spare parts impossible to find in 2015 we have started milling and turning to make the necessary parts .
In house designed , manufactured and installed the parts for our customers :) .
in 2021 we started milling parts for welding robots in auto industry as a subcontractor . We have build parts for robots to Audi , WV , Renault , PSA , Volvo and in 2023 for the shiny new Tesla plant in Berlin .

Quality of manufacturing :
-our milling machines are 2023 new :Haas Umc 750 and DMG FP3 ,
- we use Renishaw laser for 3D measuring the parts we produce
- based on our experience we understand the applications of parts produced and we can adapt the manufacturing process for the best quality of parts .
We monthly can mill in 5 axis up to 800 hours , and 400 turning CNC

We are a company build by a team that has more than 10 years experience. Along the way we learned the common problems of the industries and we wanted to offer to our customer an easy experience.
Even that in this company we are only a few, we collaborate with tens of people.
Our main focus is to find the right company for each need.

We are a family business that specializes in the area of tool cabinets and workshop supplies. In our product range you will also find welded parts made of thin sheet metal, pipes, turned and milled parts. We have been successfully manufacturing parts to Germany and Austria for 24 years.

The family business Schüttler Technik has been active in industrial sheet metal forming and apparatus engineering for more than 40 years. With around 85 employees, we create all conceivable products for our customers - innovative, skilled, and always with the highest quality.
Demands and technology in today's sheet metal forming sector are constantly changing, while quality standards continue to rise. Our entire industry is caught up in a rapid development process. Schüttler Technik is always willing to face these dynamic challenges head on, and make the most of these new technical opportunities. Since Schüttler Technik was founded, we have always relied on state-of-the-art technology. Our great willingness to innovate has paid off. Especially for our customers, who can always access a portfolio of services which always keeps up with the times.

- Laser cutting of metal sheets and pipes
- Quality welding to DIN 18800-7 "B"
- Assemblies
- Bending and folding
- Punching, stamping and pressing parts
- Water jet cutting
- Laser marking
- Vibratory Finishing
- NEW + + + laser parts and folding up to 4 m in length

Services
For customers, we are problem solvers, and partners. - From a simple laser part to complex assemblies we manufacture everything according to customer requirements. Whether from a hand sketch or a DXF file: Together with our clients we find the solution. On short-term supply needs, we respond flexibly and simultaneously meet all quality requirements of our customers.
The surfaces we deal with experienced partners.

- Laser cutting
Steel: 25 mm thick in size 4000 mm x 2000 mm
VA: 25 mm thick in size 4000 mm x 2000 mm
Aluminium: 15 mm Thickness in the format 4000 mm x 2000 mm

- Laser marking
VA, aluminum and brass up to a size of 400 mm x 600 mm

- Water jet cutting
Virtually all materials in the format of 4000 mm x 2000 mm
Please queries whether the desired sheet thickness is available in stock.

- Bending and folding
Steel: 5 mm thickness and 4000 mm length
VA: 4 mm thickness and 4000 mm length

- Welding
All common welding processes such as MIG, MAG or TIG steel and VA

"Precise for you."

With this quality requirement, we welcome you in the world of SERA Metallbautechnik. We not only commit ourselves to the highest precision in the production - our focus is on your unrestricted satisfaction.

Founding of the company 2002
First commercial premises in Lovrenc na Dravskem polje
Experiences mean the future
We work with 15 years of experience and are constantly investing in new technologies.

We manufacture high-quality and sophisticated machine parts and offer a complete service.