National Steel Materials Testing Center
Technology Center ng Benxi Iron & Steel Group Co., Ltd
Sangay ng Yantai, 52 Institure ng China Industries Group
Wuhan Iron and Steel Group Technology Center Inspection
Baoshan Iron & Steel Co., Ltd. Espesyal na Sangay ng Bakal
Paaralan ng Chemistry at Chemical Engineering, Shandong University
Shandong Metallurgical Research Institute Test Center
Shandong Metallurgical Product Quality Supervision and Inspection Station
Jinan Iron and Steel Group Corporation