Looking back at the old age, I may be tired of running around in the dusty road, or I may have the warmth of meeting unexpectedly, or I may be determined to keep it, but I also have the joy of wishing to get it. Those journeys, acquaintances, and achievements in the past are all condensed into medal...

Redispersible latex powder is a kind of powder additive widely used in the fields of building, coating and cement mortar. This powder is made by mixing the copolymer of ethylene and vinyl acetate, and then these small particles are sent to a drying chamber to remove water and form redispersible late...