FAQ - Qianfeng Machinery

What is the lifespan of the machine?

Our machines are built to last, with knife holders and main frames undergoing high-temperature heat treatment, and key contact surfaces precision-ground using CNC machines. As a result, the average lifespan of our equipment is over 10 years, significantly higher than the industry average of 5-6 years

Is the machine quality stable?

Yes, our machines are ISO certified and undergo full-process quality control. We conduct 100% testing before shipment to ensure smooth operation upon arrival at the customer's facility.

Is the operation of the machine complex?

No, our machines are designed with user-friendliness in mind, featuring an advanced touchscreen interface and an easy-to-use control system. They are simple to operate, with minimal training required.

What types of woven bags can your machines produce?

Our machines can produce a variety of woven bags, including non-laminated woven sacks, laminated woven sacks, BOPP laminated bags, paper-plastic composite bags, valve cement bags, ton bags, and more. They are suitable for different materials (HDPE and PP) and size requirements.

Can your machines handle customized bag sizes/designs?

Yes! Our machines can be tailored for:

Bag dimensions (width/length adjustments)

Printing colors (1-6 colors, flexographic)

What types of machines does you produce?

We specialize in manufacturing woven bag cutting and sewing machines, printing machines and other plastic processing machinery. Our machines are widely used in industries such as agriculture, food, chemicals, and construction for producing PP/PE woven sacks.

What is the space requirement of the machine?

Our machines feature an integrated design that combines the functions of 4-6 traditional machines into one, reducing the space requirement and saving over 30% of factory space. The exact footprint depends on the specific model - we'd be happy to provide details based on your needs.

Is the maintenance cost of your machines high?

No, our machines are built with high-quality components, ensuring long maintenance cycles and low maintenance costs. Unlike competitors, we offer fair-priced spare parts - keeping your operations efficient and affordable.

What after-sales support and service do you provide?

Installation Support: Free remote guidance (onsite engineer available upon request)

Warranty: 1-year warranty (non-consumable parts) + lifelong technical support

Spare Parts: Lifelong supply with competitive pricing & fast global delivery

24/7 Support: Fast response via WhatsApp/WeChat: +86-15868562229, +86-15868562226

Email: info@qianfeng-machine.com / qianfeng@qianfeng-machine.com

Your satisfaction is our priority - we ensure reliable, long-term support for your machine’s entire lifecycle.

What is your production capacity and lead time?

Production Capacity: Over 400 machines produced annually.

Standard Delivery Time: Approximately 30 days after deposit (depending on model and customization).

Expedited Options: Available for urgent orders - please contact us for details.

Are you a factory or a trading company?

We are a direct manufacturer with our own factory in Wenzhou, China. You're welcome to visit our production facility or schedule a video tour to inspect our machines.