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Quality Assurance

Quality Assurance

Our electrical power equipment goes through strict quality assessment and inspection, certifying that every product is durable, safe, and trusted.

Zhongshao’s Comprehensive Quality Assurance

Zhongshao is a leading manufacturer of electrical power equipment, with over 15 years of expertise in the industry. We understand that in the industry of electricity supply, energy, transportation, and automation, quality is valuable. Thus, moving us to give your business the only top-rated quality products for safety and organized operation. Zhongshao brings your business to the next level by producing certified and high-grade electrical equipment that your business can rely on. 

Our quality assurance process starts from choosing materials up to final approval. We offer a wide range of materials including electrical steel, copper, insulation materials, and other significant part to start the procedure. During cutting, lamination, winding, pouring, assembling, and polishing, every process is tested to avoid faults and give the best quality result. We follow international certifications, generally UL, CUL, CSA, CCC, ISO9001, ISO14001, ISO45001, SGS, INTERTEK, and TUV, and is accurately operated so that consistency, precise detail, and product durability are guaranteed.

Quality Assessment Process

Selection of Raw Material
Selection of Raw Material

Inspect closely and verify that electrical steel, copper, insulation, and significant parts achieve the highest quality standard.

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Incoming Material
Incoming Material

To check the quality, power, and electrical properties of the materials if they are suitable to proceed in the production.

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Cutting & Lamination
Cutting & Lamination

Inspecting cutting and lamination to make sure the right measurements are taken and the core provides the best performance.

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Winding Control
Winding Control

Testing copper windings and insulation to ensure equipment has proper turns, durability, and is safe to use.

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Assembly Inspection
Assembly Inspection

Assembly inspection is to assemble transformers, switchgears, and cabinets precisely for a sturdy and exact parts alignment.

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Performance Testing
Performance Testing

Confirming a reliable power output and delivery by testing voltage withstand, insulation resistance, short-circuit, and load performance.

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Thermal Tests
Thermal Tests

To measure the product while it operates to ensure that the heat levels are in good and safe performance.

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Reliability Testing
Reliability Testing

To confirm reliability in long-term use of the equipment, even after continuous operation.

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Final approvel
Final Approval

Final approval ensures every product proceeds for inspection, certification, and is approved for use without defects or faults.

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We're Here to Answer All Your Questions

How Long Does Your Electric Equipment Delivery Takes?
The regular products in-stock can be shipped on the same day. Custom products may take longer to deliver. However, we deliver your orders on-time according to the contract.
How Do You Ensure the Quality of Your Electric Equipment?
We carry out production testing in strict accordance with the standards. Only after all the technical conditions have been met will the products be allowed to go out of the factory. We will provide you with inspection reports.
Do You Provide Warranty?
Yes, we provide lifetime warranty, only the cost of materials after the warranty period.
What After Sales Service Do You Provide?
The company will actively assist in solving your problems such as maintenance, repair, and more.
Do You Offer Design Consultation?
Yes. We have experienced engineers to provide expert advice so you can choose the right electrical equipment for your projects.
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