Scope Of Business
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Construction Supervision
Supplier Audit: Dongyu evaluates the supplier's quality management system to ensure that the supplier's ability meets the customer's requirements.
Product Inspection Service: Dongyu dispatches inspectors to conduct a full or random inspection of the product to confirm whether the product is consistent with the contract.
Engineering Supervision: Dongyu dispatches qualified QA/QC inspectors to the site to supervise all stages of production. Inspectors supervise the fabrication, inspection and testing of materials to ensure compliance with manufacturer and customer requirements.
Expediting service: Reminder includes office reminder, on-site visit reminder, resident supervision and delivery, etc., which can help customers manage the progress and assist the factory to deliver on time.
 Testing services: Dongyu has experienced non-destructive testing engineers who can provide quality services for various industries. Dongyu has a long-term cooperation with third-party certification laboratories that can provide testing services for different kinds of materials. Customer-specified products are tested according to local standards using advanced testing equipment and technology.

Construction Supervision

Supervisory Manufacture of Pressure Vessels, Heat Exchangers

Valve Inspection

Steel Structure Inspection

Industrial Product Test

Industrial Product Test

Rotary Equipment FAT
  • Tel:025-52761878  
    Address:Room 310,3rd floor , Building A8 , Tongxi Mingcheng,NO.8,east Shengtai Road , Jiangning District , Nanjing City
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