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SIDSA


SID (Société Industrielle de la Doux), founded in 1972, is committed to driving sustainable innovation in waste management.

We provide cutting-edge solutions for waste pre-treatment, offering comprehensive services from system design to manufacturing to operational support.

With advanced R&D and manufacturing facilities in Switzerland, Germany, China and India, alongside a global presence, SID is dedicated to delivering high-efficiency, eco-friendly technologies.

As pioneers of the SMP (Shredding-Mixing-Pumping) system, we have successfully executed over 1,000 projects worldwide, consistently advancing sustainability to meet the evolving needs of green industries.

1972 +

Establishment time

30 +

Application areas

1000 +

Global projects

100 +

International Awards & Certifications

8 +

Global subsidiaries

120 +

SMP sold

APPLICATION FIELDS

Switzerland, Germany and China host our three major Research and Manufacturing hubs, 

backed by our world-classs after-sales teams

Service Details
RECYCLING PLANTS

RECYCLING PLANTS

WASTE RECYCLING

WASTE RECYCLING

REFUSE DERIVED FUEL (RDF)

REFUSE DERIVED FUEL (RDF)

CEMENT PLANT

CEMENT PLANT

MSW TREATMENT AND DISPOSAL LINE

MSW TREATMENT AND DISPOSAL LINE

HAZARDOUS WASTE DISPOSAL CENTER

HAZARDOUS WASTE DISPOSAL CENTER

TYRES TREATMENT AND DISPOSAL LINE

TYRES TREATMENT AND DISPOSAL LINE

CHEMICAL PLANT

CHEMICAL PLANT

PHARMACEUTICAL PLANT

PHARMACEUTICAL PLANT

BIOMASS AND FERMENTATION PLANT

BIOMASS AND FERMENTATION PLANT

POWER PLANT

POWER PLANT

MINE SLUDGE AND COKE DISPOSAL

MINE SLUDGE AND COKE DISPOSAL

SEWAGE DISPOSAL PLANT

SEWAGE DISPOSAL PLANT

FOOD INDUSTRY

FOOD INDUSTRY

Solution

Product

News

Dec 03,2025

What Happens to Your Old Sofa? The Industrial Process Behind Bulky Waste Recycling

In the future, SID will continue to optimize integrated solutions and refine every piece of equipment, helping more cities and projects achieve efficient resource recovery from bulky waste through stable and reliable production lines. We believe that every shredding and sorting step contributes to making cities cleaner, more energy-efficient, and truly fulfills the mission of turning "waste" into "resources" for discarded furniture.

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Dec 03,2025

What Happens to Your Old Sofa? The Industrial Process Behind Bulky Waste Recycling

In the future, SID will continue to optimize integrated solutions and refine every piece of equipment, helping more cities and projects achieve efficient resource recovery from bulky waste through stable and reliable production lines. We believe that every shredding and sorting step contributes to making cities cleaner, more energy-efficient, and truly fulfills the mission of turning "waste" into "resources" for discarded furniture.

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Nov 24,2025

SID | Why Waste Sorting Matters

Many regard waste simply as "discarded items" that can be mixed without consequence. Yet, within waste management systems, household waste is far from worthless—it is a mixture of resources waiting to be unlocked. The purpose of sorting is to reduce waste, increase recycling rates, and alleviate urban environmental pressure.

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Dec 02,2025

How to Evaluate Whether the RHS Shredder's Shredding Capacity Meets Standards

Determining if an RHS Shredder's shredding capacity meets standards involves a comprehensive evaluation based on actual performance, processing efficiency, and operational status, rather than solely relying on technical parameters.

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