For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…
The main function of gypsum defoamer: gypsum defoamer is a defoamer specially designed for gypsum. The main composition is modified polyether, esterified and high-carbon alcohols, refined by special technology.…
Silicon nitride is a compound of silicon and nitrogen. Si3n4 is the most thermodynamic stable in silicon nitride.…
Polaris Energy Storage Network News: Recently, domestic prices of raw materials for power batteries such as lithium carbonate and lithium hydroxide have continued to rise. As of early April, the prices of lithium carbonate, lithium iron phosphate, li…
0086-0379-64280201
brad@ihpa.net
skype
whatsapp