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    a few days ago, the world-renown management consultancy roland berger released the report on global electric vehicle development index in q2 of 2017. in this report, china ranked top in the electric vehicle development index for the first time. china’s new energy vehicle is c...

发布时间：2017-07-26

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    cables for submersible pump are dedicated supporting cables for electric submersible pump unit. they are laid in oil wells. the lower end is connected to leading cable, while the upper end links with ground control cabinet. according to the latest research report released by ...

发布时间：2017-07-13

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    the high cost of the electricity generation has always been the main constraint on the new energy development in our country. in order to lead, promote the continuous health development of energy-related industries, and improve the market competition of wind power, the nation...

发布时间：2017-06-05

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    the development of new energy passenger car is relatively sound. the total credit combination system boosts its growth in the medium and long term. in 2016, the yield of new energy passage car was 344 thousand vehicles, and the sales volume was 336 thousand. among that, the y...

发布时间：2017-04-24

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    energy field is the lifeblood of china’s economy. how to innovate energy development fields or paths and realize the advance and popularization and application of smart energy is receiving china’s strategic support.     national energy administration officially issued guiding...

发布时间：2017-04-18

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    on april 8, china railway 21st bureau communication and signaling and electrification’s post-station project department for guangtong-dali railway project organized the kunming communication and signaling section, china railway siyuan survey and design group and the supply un...

发布时间：2017-04-13

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