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Luoyang Longzhong Heavy Machinery Co., Ltd. (LZZG) is a global provider of process solutions for the sand washing industry. Our products cover the whole processes of sand making, sand washing, screening, dewatering and water & sludge management.

Production Base
Industrial Park
More than200
More than100
Industry Coverage
More than10sets+
Production Line

We have professional technical engineers, as well as the most enthusiastic customer service and field service team, who can continuously help customers through the whole life of their equipments.

Since 2010, we have designed and manufactured many wet processing plants for our customers in the world. With reliable product quality and perfect after-sales service, LZZG has won great praise from customers and established long-term cooperative relations with customers in Australia, Canada, America, Peru, Indonesia, Malaysia, Philippines, Korea and South Africa etc.

LZZG Factory
LZZG Factory

Enterprise Advantages

The production workshop of the company fully implements 6S refined management, and has hundreds of precision manufacturing instruments, including the industry's highest precision batching equipment - laser cutting machine, high-precision bending equipment, CNC lathe, wire cutting, vertical machining center, welding robot, etc. The application of high-precision equipment guarantees the improvement of the overall production capacity and process level of the enterprise.

So far, the company has won the national invention patent, appearance patent, utility model patent, etc., and its main products are dozens of series, dozens of specifications of sand washing machines, vibrating screens, slurry treatment and deep cone thickener, with complete models.


At the same time, in order to ensure the provision of high-quality equipment for customers, Longzhong Heavy Industry strives for perfection in the selection of raw materials and accessories, and has reached cooperation with many well-known brands at home and abroad to strictly control quality. Therefore, Longzhong products are more wear-resistant and corrosion-resistant in the production process, and the long production cycle of equipment can save customers a lot of maintenance time..

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