On December 9th at 2:20 in the morning, Lianyungang city guannaxian heap ditch town Industrial Park Xin Biotechnology Co. Ltd. No. four workshop explosion, the explosion caused the partial collapse ne..

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In the industrial automation instrument, the regulating valve is heavy, and the structure is simple, and it is often not paid attention to. However, it is in the process pipe, the working conditions a..

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In December 4th, the Ministry of environmental protection &ldquo to Tianjin and surrounding areas; 2+26” city issued "on please do bulk coal comprehensive management to ensure that the masses of..

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There are many types of sealed gaskets, and different materials and different shapes of gaskets have different functions. If the washer is wrong, not only can it be well sealed, it may also be a poten..

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