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Cylinder Arm Filter Bag Sewing Machine
US$3,300.00-3,500.00
1 Set
Product profile
Customization
AvailableAfter-sales Service
Provide Technical Support AnytimeWarranty
1 YearModel NO.
SQ-4431Operating Mode
ManuallySewing Speed
AdjustableNeedle Quanity
2Power
750WTransport Package
Wooden CaseSpecification
1420*660*1380mmTrademark
SHANQIUOrigin
ChinaHS Code
8452290000Production Capacity
1000Key features
Synchronous Feeding System: Prevents fabric sliding during operation for precise stitching.
Overload Protection: Clutch device prevents machine damage from excessive load.
Adjustable Needle Gauge: Rotation type disk allows easy adjustment of needle spacing.
High Sewing Speed: Max sewing speed reaches 2800 rpm/min for efficient production.
1-Year Warranty: Covers mechanical defects for one year from purchase date.
24/7 Technical Support: Professional assistance available anytime for machine issues.
CE Certified: Product meets European safety and quality certification standards.
OEM/ODM Services: Custom manufacturing and branding services are available.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-01-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤7.12h CertifiedTerms of Payment: LC, T/T, PayPal, etc.
AI-Powered supplier vetting
SummaryChangzhou Shanqiu Machinery Equipment Co., Ltd. is a China-based manufacturing factory established in 2012, focused on filter-bag and filter-cartridge production equipment, including sewing, ultrasonic welding, hot-air welding, cutting, and automated production lines. It operates from a 2,560 m² facility with 21 employees, reports 6–10 quality-control staff, and states that it has self-operated import and export rights. The supplier exports to multiple global regions, with exports accounting for 41%–50% of total sales, and reports one-month order fulfillment in both peak and off-peak seasons. Its stated strengths include product specialization, manufacturing and service activities, and product-related R&D experience. However, no management-system certifications are reported, R&D engineering experience is limited to two years, and the provided information does not sufficiently establish after-sales capability, customization capability, financial credibility, or a broad customer-case record.
Supplier typeThe supplier is identified as a factory and manufacturing enterprise in Changzhou, Jiangsu, China. Its business scope covers industrial equipment, components, services, and manufacturing machinery, while its legal form is described as a limited company.
CertificationsThe supplier explicitly reports no supplier management-system certification ("NIL"). This is direct evidence that no such certification is documented in the provided information.
R&D capabilityThe supplier emphasizes research, innovation, and product development, and offers multiple specialized technologies including automatic production lines, ultrasonic welding, hot-air welding, and precision cutting equipment. However, only two years of R&D engineer experience is reported, so the evidence supports product-development activity but not a clearly strong innovation advantage.
Production capacityThe supplier operates a 2,560 m² manufacturing plant, identifies itself as a factory, produces several categories of filter-bag and filter-cartridge machinery, and reports one-month fulfillment during both peak and off-peak periods. Its 6–10 quality-control staff and export operations further support operational capability.
Product Q&A
Q:What is the warranty period?
A:
We provide a 1-year warranty for all mechanical defects.
Q:Do you offer technical support?
A:
Yes, we provide technical support anytime for our customers.
Q:Can the machine speed be adjusted?
A:
Yes, the sewing speed is adjustable with a max speed of 2800 rpm/min.
Q:Is OEM or ODM service available?
A:
Yes, both OEM and ODM services are available for this product.
Q:What is the maximum sewing speed?
A:
The maximum sewing speed is 2800 rpm/min.
Send Inquiry
*To:
Changzhou Shanqiu Machinery Equipment Co., Ltd.
Changzhou Shanqiu Machinery Equipment Co., Ltd.*Content:
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