Why Choose Us
Hole digger is the main product of Dahai , which has been approved by ISO9002, ISO9001,and also got the certification'professional manufacturer 'form Chinese government. Gongyi Dahai machinery plant is a professional manufacturer of hydraulic digging machines, Located in the north of famous industrial city Gongyi,Zhengzhou ,Henan.It was built up in 1980 and have been casting of machines for 30 years , covering an area of about 20000 square meters.
Hydraulic digging machine is the main product of Dahai , which has been approved by ISO9002, ISO9001,and also got the certification'professional manufacturer 'form Chinese government.
The digger is designed by our boss -Dahai ,which has got 9 patents. Our long-term customers are from about 20 countries,and always giving the highest evaluation after each cooperation.
For selling:Customers can come to our factory testing the machines and see it working , everything will be testing well before transport.Clients also can learn operate the machines with the help of our engineer.
We are professional manufacturer and sincerely hope to built up business relationship with you and give you the best support for your business in machinery.