Quality and supply chain management

In the past decades, Sial has gained long-term experience in making our products more precise and more efficient. Our ODM & OEM service is not just specialized in the design and production process, but also offers valuable technical advice to our customers as a result for the manufacturing cost reductions. We are flexible in providing different solution tailored to meet customer needs.


All incoming raw material is checked before use to ensure the quality and consistency of the incoming provisions.

Monitors and tracks material activities, including delivery commitment, inventory control, cycle time reduction and overall flexibility.


Execute strict product inspection and testing to ensure high quality outputs. All quality control processes for each product is fully documented and archived.

Execute regular calibration of test equipment and production facilities. Conduct regular internal quality auditing to ensure operation in line with the SOP.


The quality inspectors will examine and approve the production record and inspection report for final control before release of finished products.

Once functionality has been ensured, our products are well packaged and checked to ensure no damages occur in the last stage.

Supply Chain Management

Sial works with suppliers around the world which allows us to have a sufficient source of material supply and ensure customers with consistent quality and long-term reliability.

We have dedicated procurement teams in Europea and America to provide fast delivery of various electronic components, as well as price and delivery schedule comparisons from multiple sources, thus saving customers’ costs and time.

With good ERP management system, we can provide customers with the right information and optimize the supply chain process in a timely manner. By obtaining sufficient and up-to-date material supply information, we can ensures component availability, as well as the efficiency of shipping and logistics.

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Forced Air Heater for Sale - Sial Heater
Am Seestern 840547 dusseldorf, Germany
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We are a professional manufacturer of air heating equipment in China, and we continue to innovate in order to provide customers with better products and services.
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