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Relong Technology Co., Ltd.  is located in Qingdao City, Shandong Province. It is a company dedicated to intelligent robots, ship design, water transportation equipment, marine water quality and ecological environment testing, salvage services; industrial automatic control system devices, radar and supporting equipment, communication equipment, which is a high-tech enterprise integrating sales and artificial intelligence software development, including consulting, design, production, installation, and operation management.

Relong provides one-stop customized service according to each client’s different dredging site condition. Professional design, international welders welding work, professional field service and after-sale service are the foundation of Relong brand equipment high quality and high reputation.

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  • Make choices between electric winches and hydraulic winches


    When choosing the most suitable marine hydraulic or electric winch, there are several factors to consider, especially the size of the ship, displacement, energy efficiency and other factors. The most commonly used winches are electric or hydraulic winches. Energy efficiency is very important when...

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