HomeSupplier Discoveryarrow-rightIndustrial Equipment & Componentsarrow-rightScrew Compressorarrow-rightPortable Mining Compressor Factories & Companies
Filter
Category
More
Management Certification
More
R&D Capacity
Annual Revenue
More
No.of Employees
More
Province & Region
More
about portable mining compressor
  • Technological Innovation
  • Reliable Supply Chains
  • Substantial Manufacturing Capabilities

portable mining compressor500+ factories verified

Xiamen GTL Power System Co., Ltd.

17 yrs·4.0
·Manufacturer/Factory & Trading Company
Main Products:
Diesel Generator, Air Compressor, Power Generator, Portable Screw Compressor, Diesel Genset, Power Genset, Gas Generator, Diesel Screw Compressor, Reefer Generator, Lighting Tower
Country/Region:
Fujian, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Xiamen GTL Power System Co., Ltd established in 2009, is a professional power generation solutions and supplier located in Xiamen of China, we engaged in the research, development, production, sales and service of Industrial diesel generator, Mobile diesel generator, Pump diesel generator, Gas generator, Air Compressor and Light towers.

Fuzhou Tuowei Mechanical & Electrical Equipment Co., Ltd.

5.0
Main Products:
Air Compressor, Screw Air Compressor, Diesel Engine Portable Screw Air Compressor, Motor Drive Portable Screw Air Compressor, Air Compressor Spare Parts, Oil Free Screw Air Compressor, Integrated Screw Air Compressor, Drilling Jumbo, Wet Shotcrete Spraying Machine, Rock Drilling Machine
Country/Region:
Fujian, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Aivyter, established in 2009, and located in Fuzhou China, is a professional enterprise engaged in the R&D, production, sales and service of screw air compressor, drill jumbo, shotcrete manipulator and relative equipment for industrial use, engineering construction and mining use.

Shandong Compressor Import & Export Co., Ltd.

Main Products:
Screw Air Compressor, Screw Blower, Screw Compressor Spare Parts, Air Compressor, Air Dryer, Diesel Screw Compressor, D-T-H Drilling Rig, Drilling Rig, Portable Screw Compressor, DTH Drilling Rig
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shandong Compressor Import & Export Co., Ltd is located in the logistics capital of China, one of the important birthplaces of Chinese civilization-Linyi, Shandong Province. With professional manufacturing experience and first -class comprehensive scientific and technological strength of the talent team, as the energy-saving compressor system leader and renowed in the industry.

Shenyang ABT Drilling Equipment Co., Ltd.

8 yrs·4.0
·Manufacturer/Factory & Trading Company
Main Products:
DTH Hammer, Drilling Bit, Air Compressor, Drilling Rig, Water Detector, Used Air Compressor, Used Drilling Rig, Used Truck, Used Excavator, Drilling Rod
Country/Region:
Liaoning, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
ABT Drilling Equipment Co., Ltd. Mainly provides integrated drilling solutions, serving the mining, stone crushing, and water conservancy drilling industries, helping you solve drilling problems efficiently and at low cost. We mainly provide complete sets of equipment such as mobile air compressors, drills, impactors, drill bits, crushers, water meters, etc., and are your stable and reliable partner.

Ziqi Compressor (Shanghai) Co., Ltd.

19 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Air compressor, Air pipe, Nitrogen/oxygen generator, Diesel generator, Centrifugal compressor
Country/Region:
Shanghai, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Ziqi Compressor (Shanghai) Co., Ltd. Was founded in 2007. It is an air compressor manufacturing enterprise integrating R&D, production, sales and after-sales service. As a top-quality air compressor system manufacturer, it has a 17, 000-plus-square-meter professional factory in Jiangxi Province and a 2, 000-plus-square-meter headquarters office in Shanghai, with over 100 employees. The company's main products include various types of screw air compressors, scroll air compressors, oil-free air compressor, centrifugal compressors, mobile diesel-driven air compressors, vacuum pumps, oxygen/nitrogen generation systems, frequency conversion combined control cabinets, air dryers, precision filters, superpipe compressed air pipelines, etc. Ziqi has always adhered to advanced European design concepts and superb assembly techniques, continuously improving production processes and strengthening monitoring methods. The company takes the quality of each component of its products as the core prerequisite of its work, which also motivates us to excel in all aspects. Ziqi is a high-tech enterprise in Shanghai. It has obtained ISO 9001 Quality Management System Certification, ISO 14001 Environmental Management System Certification, and ISO 45001 Occupational Health and Safety Management System Certification. Its products have also received CE international certification. ZIQI has always adhered to the principle of "quality first" and the concepts of "value sharing" and "winning through service", thus providing you with more energy-efficient and advanced air compressor products. The company also offers high-quality after-sales service, and with its sophisticated technology, ensures you enjoy a premium user experience. ZIQI focuses on developing durable, efficient and energy-saving systems, and its products are supplied to over 130 countries. We Promise: We will work closely with our customers through innovation and communication to provide them with better compressed air systems!

Tianjin Jinjing Gas Compressor Manufacturing Co., Ltd.

Main Products:
Screw Air Compressor, Piston Air Compressor, Diesel Portable Screw Air Compressor, Oil Free Air Compressor, Air Compressor Accessories, Air Compressor, Industrial Air Compressor, Compressed Air Drier, Air Tank, Electric Portable Screw Air Compressor
Country/Region:
Tianjin, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Tianjin Jinjing Gas Compressor Manufacturing Co., Ltd. Founded in 2005, is a leading high technology of machine and equipment manufacturer integrating the design, R& AMP; D, production, sales and service for air compressors & AMP; Mining Equipment. Adopting advanced technology, design concept and quality control, and we are able to provide customized products to meet customers' OEM needs.

Zhejiang Comptech Power Technology Co., Ltd.

Main Products:
Air Compressor, Portable Air Compressor, Screw Air Compressor, Mining Air Compressor, Industrial Air Compressor, Drilling Rig, DTH Drill, Air Compressor Parts, Drill Bit, Drill Rod
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Zhejiang Comptech Power Technology Co., Ltd., located in Quzhou green industry cluster area, is a factory focusing on the research and development, production, sales and a full series of supporting application services. The company has been rated as "Zhejiang Science and technology Enterprise", set up a technology research and development center, mastered the compressor design technology with independent intellectual property rights, and obtained dozens of "utility model patents".

Zhejiang Jushan Machinery Co., Ltd.

24 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Electric Screw Air Compressor, Screw Air Compressor, Piston Air Compressor, Crawler DTH Drill Rig, Mine Air Compressor, DTH Drill, Rock Drill, Air Pick, Drill Rod, Drill Bit
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Zhejiang Jushan Machinery Co., Ltd. is a large-scale enterprise dedicated to manufacturing and selling intelligent mining mechanical equipment.

Jiangxi Honghaili Energy Technology Co., Ltd.

5.0
Main Products:
Screw Air Compressor, Compressor Spare Parts, Air Cooler/Oil Cooler, Oil Free Air Compressor Parts, Gear Wheel, Air End, Air Filter/Oil Filter/Oil Separator, Intake Valve/Soleniod Valve/Regulator Valve, PLC Controller, Tempersure Sensor/Pressure Sensor
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Jiangxi Honghaili Energy Technology Co., Ltd. is a professional manufacturing enterprise specializing in screw air compressors, air dryers, and air filters, strategically located in Jiangxi Province, China. With decades of accumulated experience in R&D, production, and global export, we have established a solid reputation as a reliable supplier of comprehensive air compressor systems.

Zhengzhou Windbell Machinery Co., Ltd.

4.5
Main Products:
Screw Air Compressor, Air Compressor, Scroll Air Compressor
Country/Region:
Henan, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Zhengzhou Windbell Machinery Co., Ltd is a professional enterprise integrating research, design and development, production, sales and after-sales service of air compressor. With a high-quality and skilled R&D team supported by the R&D center, control and experiment center, and trial production workshop, it has a strong air compressor R & D, manufacturing and testing capabilities and has become one of the leading enterprises in the application of oil-injected screw air compressor in the segmented industry and the only manufacturer of screw compressors in the segmented industry in the central and western regions of China. Windbell is a market-oriented and customer-centric enterprise, focusing on improving product quality continuously. To survive by quality, develop by innovation, persist in studying on market segments, and customize for clients is the consistent business philosophy of Windbell.

Ningbo GLGW Nova Materials Technology Co., Ltd.

5.0
Main Products:
Air Compressor, Drilling Rig, Generator, Forestry Machinery, Woodworking Machinery, Log Splitter, Wood Chipper, CNC Wood Carving Machine
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Zhejiang Ningbo Gonglaigongwang New Materials Technology Co., Ltd. is a highly competitive comprehensive service provider and R&D enterprise in China's industrial product sector. With years of industry experience, it has built a professional and reliable reputation, becoming a preferred partner for enterprises seeking industrial product procurement, supported by a sound operation system, strong technical strength and comprehensive service guarantee.

Dongguan City Jiubei Compressor Parts Co., Ltd.

Main Products:
Screw Air Compressor, Diesel Air Compressor, Oil Free Air Compressor, Piston Air Compressor, Air Compressor Drilling Machine, Air Dryer, Air Tank, Air Compressor Parts
Country/Region:
Guangdong, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Established in 2002, JIUBEI Compressor is a specialized company in China marketing, servicing and supplying AIR compressors, AIR dryer, AIR FILTRATION systems, NITROGEN and OXYGEN generation plants, We ensure high quality performance and low operating costs for a broad range of applications. We offer you precisely the right air and gas compression system needed for your application, supplied from a wide range of standardized models or custom designs to meet a particular requirement, commissioned as a complete turnkey package or supplied as a minimum configuration, based on your needs. We have nearly 150 workers and sales team, modern workshop of 10645 square meters, excellent design team, advanced machining and manufacturing equipment, complete spraying line, complete production process, and strict quality management, Combining the latest technology and tools with our passion to commitment, To provide you with high-quality products and perfect warm service.

Henan Jeao Heavy Industry Machinery Co., Ltd.

5.0
Main Products:
Blast Hole Drilling Rig, Water Well Drilling Rig, Diesel Screw Air Compressor, Rock Drill/ Jackhammer Air Pick, Piston Air Compressor, Detector, DTH Hammer, DTH Bit, Drill Rod
Country/Region:
Henan, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
A Company You Can Trust:

Muqi Air Compressor Co., Ltd.

Main Products:
Portable Screw Air Compressor, Screw Air Compressor, Industrial Air Compressor, Oil Filter Air Filter, High Pressure Air Compressor, Portable All in One Screw Air Compressor, Air Compressor Fixed Speed, Diesel Engine Screw Air Compressor, Refrigerated Air Deyer for Compressor, Screw Air Compressor Spare Parts
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
MuQi Air Compressor Co., Ltd is established in 2012, is a manufacturer factory which specialized in R&D, design, produce, sale and after-sales service of air compressor. As one of compressor experts in north of China, MuQi has a complete production line, that is we have nearly all kinds of air compressor, such as screw compressor, portable air compressor, industrial air compressor, rotary compressor, oil-less air compressor, two-stage air compressor, permanent magnet variable speed/frequency air compressor, energy save air compressor, variable flow air compressor, permanent magnet synchronous compressor etc. They are widely used in machinery, light industry, textile, food, petroleum, chemical industry, metallurgy, mining, electric power, urban construction, medical research and national defense research and other industries. As a high-tech enterprise, we got ISO9001/14001, CE, ROSH, ETL, CQC, CCC quality certificate, etc. And more than 30 patented technologies. In addition, we can supply air dryer, gas storage tank and other related products with compressor. During the warranty period, we will provide free parts replacement and technical guidance, so you don't need to worry about the problems of after-sales. About our team, we have R&D department with 15 engineers and technicians, we can offer the solutions for your specific requirements, not only for different voltage(V) and frequency(Hz), besides, there are sales department, production department, QC department, logistic department. All departments cooperate together to make sure to delivery on time and qualified. In conclusion, we supply the most suitable solution and air compressor model for all compressor users to help them save cost and time to high-efficient work.

JIANGXI VOCO INDUSTRIAL AND TRADE CO., LTD.

5.0
Main Products:
Direct Driven Air Compressor, Belt Drive Air Compressor, VSD Screw Air Compressor, Oil Free Screw Air Compressor, Oil Free Piston Air Compressor, Psa Oxygen Machine, Portable Diesel Compressor, High Pressure Air Compressor, Air Dryer, Air Tank
Country/Region:
Jiangxi, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Voco is a one-stop solution provider for compressed air systems based on customer's requirements. Our main products including screw air compressor, oil free compressor, turbo compressor, vacuum pump, air blower, refrigerant air dryer, desiccant air dryer, air receiver tanks and air compressor spare parts.

Shandong Leo International Trading Inc.

3 yrs
·Trading Company
Main Products:
Drilling Rigs, Mud Pumps, Air Compressors, Electrical Submersible Pumps, Drilling Rods, Drilling Bits, Casing Pipes, Electric Motors, Generator Sets, Vacuum Pumps
Country/Region:
Shandong, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Shandong Leo International Trading Inc. is a professional and reliable drilling rigs and spare parts one-stop international trading company. We specialize in designing, manufacturing and exporting all types of drilling rigs and spare parts.

Hangzhou Caifull Precision Machinery Co., Ltd.

4 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Diesel Compressor, Screw Air Compressor, Portable Air Compressor, Diesel Driven Oil Free Air Compressor, Mobile Screw Air Compressor, Diesel Screw Air Compressor, Portable Compressor
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hangzhou Caifull Precision Machinery Co., Ltd. (CFAIR COMPRESSOR), headquartered in Hangzhou, is a professional engine driven compressor manufacturer dedicated to offering the world-leading diesel compressors in the world. Since 45 years of industry accumulation, we serve customers world wide. We maintain the close relationship with customers and market. With your valuable suggestions, we keep on growing and innovation for making diesel air compressor on top.

Kangpusi Compressor (Shijiazhuang) Co., Ltd.

22 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Air Compressor, Screw Compressor, Screw Air Compressor, Portable Air Compressor, Diesel Driven Portable Screw Air Compressor, Explosive-Proof Screw Air Compressor, Electric Driven Portable Screw Air Compressor, Permanent Magnet Screw Air Compressor, Oil Free Screw Air Compressors, Motor Driven Compressor
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Kangpusi Compressor (Shijiazhuang) Co., Ltd is a leading screw compressor manufacturer in Shijiazhuang, China. We focus on the research & Develop and manufacture of screw air compressors and related after-treatment equipment over 18 years experience. Our screw compressors include air & Water cooled compressor, belt & Direct driven compressor, permanent magnet inverter compressor, low pressure compressor, oil free compressor, diesel driven portable compressor. Our products have passed ISO9001 certificate. We offer you world-class products with advanced features, competitive price, and reliable quality and on time delivery. We always make superior quality screw compressor because of adopting Germany advanced production technology and European famous brands machine parts for compressors. Kangpusi COMPROSS has an experienced expert team, not only provide users with high-quality and high-efficiency compressed air system equipment, but also provide users with optimum air system solutions during before-sale, sale and after-sale services. In China Market, our compressor has become the preferred choice to customer through technical superiority, strong sales network and excellent after-sales service. In the world market, our products are available in 40 countries covering Europe, North America, South America Australia, Asia, Africa, and Middle-East. Welcome more agents and dealers join us and make long term cooperation!

Shanghai Shengyi Compressor Co., Ltd

Main Products:
Air Compressor, Screw Compressor, Screw Air Compressor, Inverter Screw Compressor, High Pressure Air Compressor, Dlol Compressor, Oil Free Air Compressor
Country/Region:
Shanghai, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Shanghai Shengyi Compressor Co., Ltd is a professional manufacturer founded in 1999, specializing in the R&D, production and sales of air compressors and air purifying equipment. We also offer OEM & ODM service. Our products include fix speed compressor, variable frequency compressor, oil free compressor, high pressure compressor, diesel portable compressor, marine screw compressor, air dryer and air filter. The air flow capacity and operating stability of our screw compressors are superior to that of the competing products in the Chinese market. They are widely applied to food, pharmaceutical, textile, electronics, machinery, printing, mining, etc. We are a solution provider of compressed air system for both domestic and overseas brand enterprises.

Olymtech Technology Development Co., Ltd.

23 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Air Compressor, Air Dryer, Air Tank, Air Filter, Oxygen Generator
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Olymtech Technology Development Co., Ltd. is an enterprise specializing in air compressors, after-treatment equipment systems and gas generator products. We have more than 20+ years of experience in R&D, production, sales, export and after-sales service.

Taian Longye Import and Export Trade Co., Ltd.

14 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Solar Pile Driver, Air Compressor, Drill Rod, Hammer, Drill Bit
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Shandong Longye machinery Co., Ltd. is specialized in the production of solar pile driver, engineering drills and water well drilling which are backbone enterprises.

Shandong Dukas Machinery Manufacturing Co., Ltd.

Main Products:
Air Compressor, Screw Air Compressor, Air Dryer, Air Tank, Air Compressor Parts, Oil Free Air Compressor, Portable Screw Air Compressor, Pm VSD Air Compressor, 4 in 1 Air Compressor, Diesel Screw Air Compressor
Country/Region:
Shandong, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
Shandong Dukas Machinery Manufacturing Co., Ltd. is located in Linyi, Shandong. Dukas is a comprehensive screw air compressor

JIANGXI BOBAI ENERGY EQUIPMENT CO., LTD.

Main Products:
Rotary Compressor, High Pressure Piston Reciprocating Compressor, Air Compressor, Oil Free Screw Compressor, Special Gas Compressor, Natural Gas Compressor, Portable Air Compressor, Oil Free Screw Air Compressor 20kw, 10HP Screw Air Compressor, Air Dryer
Country/Region:
Jiangxi, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Jiangxi Bobai Energy Equipment Co., Ltd. is a company has a long-term professional experience in manufacturing compressors over 26 years, which has two industrial bases. The brand "Bobair" for high pressure reciprocating compressor/ booster -specialized in oil field and chemical industry, and which is taken over from national owned military factory in 1999, and has rich experience in special gas. And another workshop for Oil free screw compressor is located in Jiangxi province, which is the highest ultra precision machinery workshop in China. The faulty rate of our self-made air end is nearly zero.

Mengyin Dongheng Engineering Machinery Co., Ltd

7 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Well Drilling Rig, Photovoltaic Drilling Rig, Rope Core Drilling Rig, Truck Mounted Drilling Rig, Down the Hole Drill, Blasting Drilling Rig, Raise The Drilling Rig High, Pipe Pulling Machine, Constru
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shandong Dongheng Engineering Co., Ltd.: An Outstanding Partner in the Engineering Field

Tianjin Great Air Compressor Co., Ltd.

Main Products:
Screw Air Compressor, Oil Injected Screw Compressor, Fsd Screw Air Compressor, VSD Screw Air Compressor, Pm VSD Screw Air Compressor, 2 Stage Compression Screw Compressor, Portable Screw Air Compressor, Low Pressure Screw Compressor, Air Dyer, Air Tanker
Country/Region:
Tianjin, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
GREAT air compressor, as one leading manufacture &exporter for screw air compressor in China. Founded in 1957 years, covering 20000 square meters. With over 200 skilled employees and 20 R&D research engineers, we focus on the research &develop, manufacture and service for screw air compressor and relative products. Our goal is to provide the high grade and most energy saving compressor for the world customer.

DENAIR ENERGY EQUIPMENT CO., LTD.

9 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Oil Injected Rotary Screw Air Compressor; Portable Rotary Screw Air Compressor; Oil Free Screw Rotary Compressor; Centrifugal Compressor; Gas Compressor
Country/Region:
Shanghai, China
R&D Capacity:
OEM/ODM Service
Company Profile:
DENAIR Group is a listed enterprise and is considered one of the leading manufacturer of air and gas compressor products in Shanghai, China. DENAIR has 25 branches and subsidiaries with over 500 employees. Our goal is to provide exceptional customer service coupled with quality products and energy saving solutions.

Shandong Better Drilling Machinery Co., Ltd.

8 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Drilling Rig, Drilling Tools
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Shandong better driling machinery Co...Ltd. Is located in Shandong province. Our company main designing and manufacturing the drling rigs which beerwidely used in water wel driling, so samping, getechnical testing, mine exploraton, foundation drling, geothermal drling, etc. Shandong beter drling machinenCo. Ltd has 19 years experience n manufacturing drling igs and drlig tools. Our products are sold to over 43 countries and reions including Asia Afica. Europeand South America. Our factorv has been SO9001 auality svstem and national TUV certification approved. We are dedicating to built trust with customer and findnew was of working not oniy to met customer specic recuirement, but also get their job done more easily, eficienty and economically. Considering the appicationcondition in developing country especialy for that remote area beter drling machinery warmly welcome customers and fiends from al over of the countries to visitmy company and get more and long business cooperation. We always have the constant pursuit of technological innovation adhere to use the high-quality materials to provide the users the most suitable products and the best service.

Hebei Sunrising Machinery Co., Ltd

1 yrs
·Manufacturer/Factory
Main Products:
Diesel Engine, Gasoline Engine, Diesel Genset, Air Compressor, Rice Mill, Diesel Pump, Rock Drill, Submersible Pump, Electric Sprayer, Diesel Generator
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hebei sunrising machinery co, Ltd, which is professional manufacturer and exporter for agricultural machinery and mining machinery. We supply both machinery and spare parts, mainly products include diesel engine, gasoline engine, diesel genset, diesel generator, gasoline generator, rock drill, jaw crusher, ball mill, rice mill, corn thresher, corn sheller, air compressor, centrilfugal pump, sewage pump, submersible pump, sand pump. There are various popular farming and mining machinery and spare parts for meeting customers requirements.