China casting, forging, machining,parts, hardware,drill pipe Manufacturer
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Dongying Haihe Machinery Co., Ltd located in Dongying Shandong China is a professional manufacturer of investment castings, lost wax castings or precision castings. And both of sodium silicate and silica sol process had been adopted. We mainly produce stainless steel castings, carbon steel casting and alloy casting.
Our comany is a group company with three branches, the other is oil tool company, product the drill pipe for oil, bushing for oil, aiguille, heavey drill pipe etc,welcome domestice
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Products
- casting[3]
- drill pipe[1]
Contact Us
Dongying Haihe Machinery Co.,Ltd
[China]
City : Dongying
Province/State : Shandong
Country/Region : China



