About Us

Reliable engineering partner for block bottom valve bag and open-mouth bag production lines.

Company Profile

Qingdao Liguoxing Precision Machinery Co., Ltd.

Backed by 30 years of rich manufacturing experience, Qingdao Liguoxing Precision Machinery Co., Ltd. is a powerful and globally trusted source factory specializing in the R&D, production, and sales of high-end industrial packaging equipment. Equipped with profound in-house machining capabilities, including advanced CNC gantry machining centers, laser cutting platforms, and precision CNC lathes, we strictly control every production step to guarantee that no defective products ever leave our facility.

We provide integrated, turn-key solutions for industrial woven packaging. Our core equipment includes:

  • BVM-120 Model Block Bottom Valve Bag Making Machine: Our flagship equipment, featuring fully servo-driven control, high-speed production of up to 120 pcs/min, and top-tier hot air welding. Equipped with 64 needles/cm² nano micro-perforation technology, it delivers high-strength, moisture-proof, and absolutely dust-free packaging solutions.
  • SFH-800 Model Twin Extruder Lamination: Designed with double unwind stations and auto roll exchanging without machine stops, this advanced machine ensures highly precise double-sided BOPP film lamination.
  • GY-800 Serial Printing Machine: Featuring overlapping printing options and an intelligent air-drying system, it guarantees perfect visual presentation for your packaging bags at high speeds.

Through decades of continuous innovation, Liguoxing has established a vast network of global partners. We have successfully delivered over 200 sets of equipment worldwide. Our solutions empower leading enterprises across the cement, chemical, building materials, and food industries. We are proud to serve global industry giants, including Conch Cement, Huaxin Cement, Semen Padang (Indonesia), INSEE (Thailand), and Dangote (Nigeria).

Committed to pragmatic innovation and providing rapid global spare parts supply, Qingdao Liguoxing is your reliable long-term partner in revolutionizing industrial packaging.

Core Strengths

R&D Innovation

Continuous optimization in valve forming, bottom forming, and process stability.

Quality Control

Structured quality inspection and control integration in key production stages.

Global Service

Remote and onsite technical support from pre-sales to post-start operation.

Customization

Machine configuration based on bag size ranges and capacity requirements.

Parts Processing Workmanshop

We Have Various Kinds of Advanced Processing Equipment For Parts Processing

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Global Customer

Based in Qingdao, we support customers across the Middle East, Southeast Asia, Africa, Europe, Russia, and South America.

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Russia

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Europe

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Middle East

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Africa

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Southeast Asia

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South America