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Xi'an Oil Exploration Apparatus Main WorkshopShaanxi Sheng, China

Chengdu Rich Precision Machinery Manufacturing Co., Ltd.

Dalian Jinding Petrochemical Machinery Co. Ltd.

Hunan Chuangqi Food Co., Ltd.

Wuxi Nanfang Brake Parts Co., Ltd.

Hebei Sanchuan Chemical Co., Ltd.

Bolus (Hong Kong) Co., Ltd

Si Chuang Hongzhou New Matel Co., Ltd.

Liaoning Liaojie Technology Co. Ltd.Liaoning Sheng, China

Peter BUTZ GmbH & Co. Verwaltungs KG

Construcciones Radio Electro Mecanicas SA