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Holy Days pipe Hebei Group Co., Ltd. was founded in 1989, covers an area of 100,000 square meters, is specialized in the production tube products business.
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Company specializing in the production of elbow, three, bend, reducer, pipe cap, flange, socket products, such as pipe fittings. According to ANSI, ASME, API 5L, ΓOCT, DIN, JIS and other standards
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| Companies owned by non-destructive testing, ultrasonic testing, universal testing machine, Red machine testing machine, physical testing and chemical laboratories, the formation of a complete |
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