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Why Can We Always Ensure Excellent Quality

Quality Control

Shandong Liaocheng ZGL Metal Products Co., Ltd.

Our company has equipped with sophisticated manufacturing and testing equipments. These equipments and

technologies guarantee that the production and testing processes are up to relevant standards. So the products can

satisfy the requirements of clients doubtlessly.

Pictur below shows our Steel Pipe Testing Centre:

Certification

Standard: ISO9001:2008

Number: PRC002792

Issue Date: 2009-05-11

Expiry Date: 2014-06-20

Scope/Range: All products from ZGL

Issued By: BM TRADE certificate Co., Ltd.

Standard: API 5CT

Number: 5CT-1116

Issue Date: 2011-08-01

Expiry Date: 2014-08-01

Scope/Range: line pipe

Issued By: American Petroleum Istitute

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