Manufacturer Name:

Suzhou Dongsheng Forging Co.,Ltd


Main materials: / Alloy structure steel(100%)

Main processes: Forging


Key Market: petroleum valve(40%) / petroleum exploitation(60%)

Sales Territory

Top 5 customers:

Forging Manufacturer Body For Gate Valve Carbon Steel Alloy Steel Forging

Process: Forging/machining

Industry: Oil & gas

Material: Steel


Body used for gate valve that class is from ANSI 150lb-2500lb. Forging and CNC machining process. Material is carbon steel. We conduct the following NDT tests for forgings as requested: Ultrasonic Testing. Magnetic Particle Testing (wet fluorescent and dry). Liquid Penetrant Testing (visible and fluorescent)

Manufacturer basic information:

Basic information:

Year Established:


Total Employee:


No. of Engineers:


No. of QA/QC


Import/Export License:



Suzhou, Jiangsu province

Last year's sales revenue(Mio $)


Background of shareholders:

Father and Son, technical background

Major production equipment and testing equipment

PINTUU evaluation

Date: 2018-07-12

The company’s main process is forging, products including pipeline valve parts, oil&gas parts and various other metal forging parts. The products are exported to many countries, and the high-quality products have won praises from users. The main domestic customers are Suzhou STARD Valve Co., Ltd., Suzhou Dawson Group, Hangzhou Bray Control System Co., Ltd., etc.

The company has strong technical strength, full testing equipment, and has advanced production equipment. The company has 50 employees, including more than 20 more technical personnel. Company has obtained ISO9001 certification in 2010, passed CE certification in 2011, obtained AD2000 certificate, and successfully passed API Q1 and 20C certification in 2017.

They prefer 10KG+ forging parts supported by 8000T press. Ring shape products are their core capability.

Findings: only rough machining ability.

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