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About Us

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Established in 1997, Longjoy is headquartered in Xi'an, China, the ancient capital of the millennium. We mainly export all kinds of steel pipes, pipe fittings, and other related products of steel. And we have more than 20 years of export history. 

Over the past 20 years, we have not only maintained good cooperative relations with old customers but also actively explored new markets and sought cooperation with new customers. 

At present, we have become the leading manufacturer and supplier of steel pipes and relative products in China. We strive to provide better service for our customers and look forward to creating more value for them.

We pasted ISO 9001, ISO 14001, ISO 18001 Certificates.

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We are specialized in importing and exporting Titanium alloys, aluminum alloys. Nickle ally , Stainless ally and carbon steel material pipes/tube, Sheet/Plate, fittings, section bar, Water well screens, bar grating etc, Our products mainly used in industry and construction project.

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At present, our business covers more than 40 countries, such as US, Germany, France, Belgium, Bengal, India, Malaysia, Morocco, Algeria, Brazil, etc. And the annual import/export volume are more than $20 million.this achievement all due to our customers supports,and we we keep our faith and manufacture best goods. Our success can not be separated from the support and trust of old and new customers. We will always treat people sincerely, adhere to principles, and provide customers with the best products and services.


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1.Our Equipment:

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2.Our Package:Wooden carton, Pallet, Ballet or Customized.

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3.Our inspection.

Nowadays, Longjoy has been granted a number of acceptance certificates issued by several domestic and international institutions. Such as: >> Official API Monogram(API) >>Quality Management System (ISO 9001) >>Det Norske Veritas (DNV) >>Bureav Veritas (BV) >>Societe Generale de Surveillance S.A. (SGS) >>Certificate Of Quality ( CIQ) 

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The customers as friends, and quality as lives.We commit ourselves to mold an image like that: the responsible supplier to customers; the reliable partner to cooperators, the respectable opponent to professions, the good school to the staff.