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

Recent News

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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…
2020-09-02

DDTOP Online Technical Communication Platform-Great Learning Library

Class Has Started. 20th?August at 4:00 p.m. Mr. Yu Xiaochen, engineer of R&D…
2020-08-07

2020 Group Tour

The two-day tour of DDTOP Group was in full swing and drew to a close, whether i…
2020-02-25

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

The customers and industries we serve in the process, industrial, commercial and…

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