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Shandong Hengwang Group Wishes You and Yours A Happy New Year!
In the Spring Festival Tiger new year of China, we sincerely thanks for your support in 2021 and hope we have good cooperation in 2022 and in near future. Please give my best wishes to you and your family. hope everything is going well on y ...
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New Year Blesses From Hengwang Group
Dear Friend, All group members of Hengwang thank you very much for your support and trust in 2021. Hope we have long term and good cooperation in 2022. Merry christmas and coming new year bring happiness and health to you and your family. S ...
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A Letter To The Customer From Hengwang Group
Dear Friend, All group members of Hengwang thank you very much for your support and trust in 2021. Hope we have long term and good cooperation in 2022. Merry christmas and coming new year bring happiness and health to you and your family. S ...
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happy! Thanksgiving!
Dear This Thanksgiving, I’m thankful to have you as a client. Working with you has been a true pleasure, and I can only hope our relationship continues for many years. May you have a wonderful Thanksgiving surrounded by family and friends. ...
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Causes and treatment methods of pile body fracture during the piling working
When the pile driver suddenly tilted and misplaced during the construction of the pile driver, and at the same time the pile hammer jumped up and the pile body rebounded, the construction had to be stopped. There are several reasons for the ...
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How to do regular maintenance of crawler drilling rigs
1. Introduction of water well drilling rig crawler The crawler of the water well drilling rig is composed of a crawler shoe and a crawler pin. The track pins connect the track shoes to form a track chain link. There are holes at both ends o ...
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How to improve the production efficiency of hydraulic water well drilling rigs?
How to improve the production efficiency of hydraulic water drilling rigs? The following small series illustrate the use of preventive measures. 1. After the drill bit of the hydraulic well drilling rig is drilled into the structure, the ce ...
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Common fault treatment of DTH drilling rig
1. Damaged drill pipe: 1. In most cases, the fracture of the drill pipe belongs to the friction between the drill pipe and the hole wall, so that the wall thickness of the drill pipe is reduced, and the strength is too weak to cause the dri ...
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Water well drilling rig and drilling technology
Drilling is the use of mechanical equipment to drill holes in the formation. According to the rock breaking method and the type of drilling tool, it can be divided into drilling technology and rotary drilling technology. In geological explo ...
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Where is the spring of the photovoltaic industry?
In August 2020, the photovoltaic industry once again attracted the attention of investors in the absence of relevant policies to stimulate the whole industry chain of the secondary market photovoltaic industry has ushered in a substantial i ...