2019年
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NovemberBecome the general agent of HYDRO-BIOS Apparatebau GMBH
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NovemberBecome the agent of EvoLogics in China (Underwater Acoustic Positioning and Communication)
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NovemberBecome the general agent of SubCtech in China
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NovemberBecome the general agent of HYDRO-BIOS Apparatebau GMBH
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NovemberBecome the agent of KC-Denmark A/S company in China
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NovemberBecome the agent of EvoLogics in China (Underwater Acoustic Positioning and Communication)
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NovemberBecome the general agent of HYDROPTIC in China
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NovemberBecome the general agent of SubCtech in China
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NovemberBecome the general agent of Qingdao daowan technology CO., LTD,