A donkey who goes to work is too classic! Don't look three times, it's not enjoyable!! 大菁菁 2018-03-14

Fable one Do you only do the same job? The animals were having a fellowship meeting, leading the Secretary fox to the donkey and saying, "&ldquo, your voice is high, let's sing a solo.&q..

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Flexible granular packing for recycling YiTianDeLi 2017-11-17

There are some defects in the application of dynamic sealing technology in our country, especially the shaft end seal of pump. The traditional method of pressure plate root sealing has always been use..

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14 major taboos in valve installation! You've got to pay attention big yang 2017-11-17

It's not easy to install a valve. There are 14 major taboos. Do you know? What will happen if you break these taboos? And how to solve it?Taboo 1Water pressure test under negative temperature in winte..

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Beginning in November, a large number of chemical enterprises will die from these 6 factors 一路向东 2017-11-16

Since 2017, the rising price of all walks of life has been heard, crude oil prices, metal prices, rubber prices, chemical products price tide is no exception. With the &ldquo, the most stringent shutd..

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Sino US cooperation! Future energy and other enterprises reap billions of big single, you have your unit? hao先生 2017-11-14

[source: China chemical industry daily]In the afternoon of November 8th, President Trump launched his first state visit to China, becoming the first foreign head of state to visit China after the nine..

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