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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

Has Waste Sorting, a Hot Topic from a Few Years Ago, Suddenly "Cooled Down"?

Back in 2019, when Shanghai first implemented mandatory waste sorting, the entire Chinese internet was baffled by "dry" and "wet" waste. Yet, just a few years later, the topic seems to have faded from public discourse. It's not that we've forgotten, nor that the policies have been halted. The reality is that China's waste treatment technology has quietly achieved an incredible, unforeseen victory.

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Has Waste Sorting, a Hot Topic from a Few Years Ago, Suddenly "Cooled Down"?

Back in 2019, when Shanghai first implemented mandatory waste sorting, the entire Chinese internet was baffled by "dry" and "wet" waste. Yet, just a few years later, the topic seems to have faded from public discourse. It's not that we've forgotten, nor that the policies have been halted. The reality is that China's waste treatment technology has quietly achieved an incredible, unforeseen victory.

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SIDSA Debuts at Asia Enwast Expo: Engaging Southeast Asia's Solid Waste Market with Proven Results

From February 4 to 6, SIDSA made its debut at the Asia Enwast Expo (Asia Environment & Waste Management Expo) in Bangkok, Thailand. At the exhibition, we engaged in substantive technical discussions with clients from Thailand and neighboring countries, with conversations consistently centered on how to ensure long-term stable operation of equipment under tropical working conditions.

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SIDSA On Site | Inside Indocement Safety Month

In February 2026, during Indonesia's National Health and Safety Month, SIDSA China Chairman Pierre Jean Charnay was invited by Indocement and Heidelberg Materials to attend a conference in Jakarta. The discussions focused comprehensively and pragmatically on the safety challenges and developments within the solid waste treatment process.

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