News
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The Improvement of Heat Treatment Process
Lately, our technicians have improved the heat treatment process through continuous research and development. The newest heat treatment process can reduce the defect rate, with higher efficiency: 1. Integral quenching, to improve its hardness, strength and wear resistance. 2. Integral tempering, ...Read more -
Factory Relocation Notice-Yantai DNG Heavy Industry Co., Ltd.
Dear Valued Customers, Thank you very much for your partnership with DNG company. We are excited to announce that we will be relocating our manufacturing plant to a new and larger facility. This move is for meeting the rapid development of company. Enable us to expand ou...Read more -
CTT EXPO 2024 International Trade Fair for Construction Equipment and Technologies
We will attend 2024 CTT EXPO in Moscow. As professional hydraulic hammers and breaker chisel manufacturer in China, we have more than 10 years production experience. Expect to show our strength during this exhibition. Welcome to our booth~ 2-620 ...Read more