Qingdao Qingflex Hose Factory was established in 2008, registered capital 168 million RMB, is located in Qingdao West Coast New Area (Huangdao District), covers an area of 95000 square meters and has more than 500 workers.

Qingflex is a National high-tech enterprise, who focus on R & D and manufacturing oilfield drilling hose according to API 7K, API 16C, acid frac hose, and hydraulic hose according to DIN standard and SAE standard, Japanese stand and GB standard.

We have high level Rubber Hose R & D center and Test center, recognized as Qingdao Enterprise Technology Center. We have Gotech rubber test equipment, Dynamic impulse testing machine, Chemical analysis test equipment and other advanced test equipment.

Qingflex manufacturers AllienDrill hoses, API-7K Cement hose, Rotary Drilling and Vibrator Hose, API-16C Choke and Kill Hose, BOP Control Hose, and more, which are produced by modern machines and technology, powering the oilfield worldwide.

Qingflex manufactures AlienFrac Acid Fracturing Hose with swaged fittings, which can reach the W.P. ratings of 15,000PSI and 20,000 PSI, can effectively replace the steel pipe for more flexible installation and longer live cycles.

Our own branding of hydraulic hoses - Goldpulse® (TB/T3474.2-2018, EN45545-2:2013 standard), Kingpulse® (ISO 18752 DC standard), Impulmax® (ISO 18752 CC standard), Qingflex® (ISO 18752 BC standard), and Flexstar® (ISO 18752 AC standard) have been widely used in domestic construction machinery, mining machinery and other hydraulic equipment, at the same time, have been exported to international market, such as USA, Europe, Japan, South America and other area.

Qingflex also produces industrial hoses, including oil/water suction and discharge hose, tank truck hose, air hose, concrete pumping hose, etc. These hoses can be produced up to 200ft length per roll, offering convenience and efficiency to customers.

Qingflex commitment to cutting-edge technology and innovative designs ensures top-quality products that excel in the most demanding conditions. We take pride in being a trusted source for reliable, high-performance hoses that redefine industry standards.

Our main Equipment Advantage as Follows:

1.Germany style three over three high speed braiding machine

2. Germany style min drape difference high speed winding machine

3. America style four-deck and six deck spiral machine

4. Germany style three-deck high speed braiding machine

5. Germany style advanced cold feeding extruder

6. Germany style large Plastic coating machine

7. Liquid nitrogen PLC controlled freezing system

8.  Germany style brand Uniflex crimper

9. Germany style Dynamic impulse testing machine

10. Extra large braiding machine for China's largest specification wire braiding hose

11. European style extra large spiral machine for oil drilling hose and concrete pump hose

Our main Production Capacity & Advantage as Follows:

1. We can produce 1000 meters per day of large size (76-254mm) wire spiral hose, oil drilling hose

2. We can produce 70,000 meters per day of wrapped cover steel wire braided hose 1SN & 2SN, 1SC & 2SC

3. We can produce 30,000 meters per day of smooth cover steel wire braided hose 1SN & 2SN, 1SC & 2SC 

4. We can produce 30,000 meters per day of 4 ply and 6 ply spiral hose 4SP, 4SH, R9, R12, R13, R15 with the length up to 200ft (61m)

5. We can produce 350 PCS steel wire cords reinforcement concrete pump hose

6. We can produce 5000 meters per day of smooth & wrapped cover 3 wire braided hose

7. We can produce 600 meters per day of R4, water suction, oil suction, chemical suction hose with the length up to 200ft (61m)

8. We can produce 6000 meters per day of fiber reinforcement oil hose R6, R3, 1TE, 2TE, 3TE

9. We can produce 2000meters per day of large size wire braiding hose

Our Honorary qualification as Follows:

Until 2023, we have got 5 items patents of invention and more than 40 items patents for utility models.

In 2023, our company is applying for DNV MED CCS ABS and API certification.

In 2020, our company won the honorary title of Qingdao Hydraulic Hose and Assembly Manufacturing Technology Innovation Center

In 2020, our company won the honorary title of Qingdao Industrial Design Center

In 2020, our company won the honorary title of Qingdao Digital Workshop

In 2019, our company won the honorary title of Qingdao Specialized, excellent and New Demonstration Enterprise

In 2018, our company get Safety Certificate of Approval for Mining Products (MA)

In 2017, our company was named "Shandong Famous Brand"

In 2017, our company successfully listed in the Blue Ocean Equity Exchange

In 2017, our company was recognized as Qingdao Enterprise Technology Center

In 2016, our company through the "recognition as a Hi-tech enterprise"

In 2016, our company get Euro-market certification ROHS, REACH

In 2016, our company get International Mine certification MSHA

In 2015, our product through the IS09001 Management system certification

In 2015, our company through the "special, excellent, new" product approval 

In 2014, our company through the "safety standardization"

In 2008, our company was incorporated in Qingdao