国产成人综合在线视频看-国产成人综合洲欧美在线-国产成人综合自拍-国产成视频在线观看-国产成视频在线观看片-国产成熟妇人高潮A片

On March 2, 2022, AST successfully passed the re-evaluation audit of ISO/TS 22163 management system, and reached?the silver?quality performance level. Through?BV audit team’s?recommendation?to the European Railway Industry Association (UNIFE IMC), AST obtained the certificate of Silver Quality Performance Level, which has officially released on the website of IRIS.

AST adopted the ISO/TS?22163 management system in 2018, and passed the system certification for the first time in early 2019. The system has become increasingly mature through?three-year operation.

The acquisition of the “silver certificate” reflects?that AST’s?operation and management has reached a new?level,?enhances?customers’ trust to AST?and proves AST’s capability of continually?providing?first-class products and services to customers.?The “silver certificate” also means AST’s higher pursuit and commitment to the quality and safety of product.

In the future, AST will improve its overall performance and management capability?through continuous improvement and innovation of management, with the purpose of?achieving higher goals.

?