According to the data of Sky Eye Survey, a number of patent information has been added in Gree Electric, including "Driving Brake Device and Automobile with it" and "Power Control Circuit and Electric Vehicle", both of which were published on September 1st, and the patent types are all utility models. Among them, the patent abstract of "Power Control Circuit and Electric Vehicle" shows that the utility model discloses a power control circuit and an electric vehicle. The patent abstract of "Driving Braking Device and Automobile with it" shows that it eliminates the problem of difficult oil seal at high-speed connection, makes the heating element of motor component directly contact with cooling oil, and greatly improves the heat transfer efficiency.
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