Guangzhou Huiyun Science & Technology Co., Ltd was founded in 2002. The company is focusing on the design, self-research and develop and marketing. Through over 20 years developing, the company has grown up as a professional self-R&D, self-manufacture, self-trading & marketing and self-import-export

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Shandong Mining Machinery Group Co., Ltd. ( hereinafter referred to as "SMMG") is founded in 1955 in Shandong, China. We are a leading manufacturer of mining machinery and EPC/BOT contractor of mining machinery projects. SMMG owns 21 holding subsidiaries and was listed on Shenzhen Stock Exchange

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