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Insist on innovation and development, and listen to insights and voices from various technical fields around the world.

DDTOP Group Participated in the Drafting of National Standards for Transmitters

DDTOP Group participates in the drafting of national standards for transmitters …

2021-02-01

Yunnan Petrochemical Operation and Maintenance Project Successfully Completed

From the beginning of December 2020 to the end of January 2021, nearly two-month…

2021-01-27

Security Guardians-2020 Yunnan Petrochemicals Operation and Maintenance Record

Security Guardians -2020 Yunnan Petrochemicals Operation and Maintenance Record …

2020-09-02

Jinxi Petrochemical 2020 Overhaul

China National Petroleum Corporation Jinxi Petrochemical Company has kicked off …

2020-09-02

DDTOP Passed Three-System Audit

8th-10th?June 2020, Northeast Certification Limited Company audit team of 6 peop…

2020-09-02

Dandong Water Bureau Leaders Visit DDTOP

On June 18th, Mr. Wang, Director of Dandong Water Bureau and Mr. Zhang, Chairman…

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