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Why Can We Always Ensure Excellent Quality

Quality Control

We have 10 inspectors, with various inspection methods such as non-destructive testing, material testing, and precision measurement. The process of raw material inspection, process inspection, and factory inspection of the whole machine is strictly controlled to ensure the quality of the products.

All of our products go through 3 times inspection, self-inspection, workshop QC inspection, company QC inspection before class surveyor and client inspection.

Certification

Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd Certifications
Standard: ISO9001:2015
Number: F027-2026-Q-00609-R0-05
Issue Date: 2026-06-18
Expiry Date: 2029-06-17
Scope/Range: Quality Management System
Issued By: DNV Class
Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd Certifications
Standard: NK Inspection Certificate
Number: FE18ZN00551
Issue Date: 2026-09-27
Expiry Date: 2027-09-26
Scope/Range: Marine Products
Issued By: NK Class
Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd Certifications
Standard: ISO14001:2015.
Number: .00525E4807R2M
Issue Date: 2026-09-16
Expiry Date: 2028-10-16
Scope/Range: ENVIRONMENTAL MANAGEMENT SYSTEM
Issued By: CCS Class
Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd Certifications
Standard: ISO9001:2015
Number: 00525Q4806R2M
Issue Date: 2026-09-16
Expiry Date: 2028-10-16
Scope/Range: Quality Management System
Issued By: CCS Class
Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd Certifications
Standard: ISO45001:2018
Number: .00525S4808R2M
Issue Date: 2026-09-16
Expiry Date: 2028-10-16
Scope/Range: OCCUPATIONAL HEALTH AND SAFETY MANAGEMENT SYSTEM
Issued By: CCS Class
Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd Certifications
Standard: RINA Inspetion Certificate
Number: N.2017WS01-378-2
Issue Date: 2026-09-27
Expiry Date: 2027-09-26
Scope/Range: Marine Products
Issued By: RINA Class
Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd Certifications
Standard: RS Inspetion Certificate
Number: No 19.90851.269
Issue Date: 2026-09-27
Expiry Date: 2027-09-26
Scope/Range: Marine Products
Issued By: RMRS Class
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