EMAIL US: ptma@ptmaadmixture.com    sally@salwayde.com   
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PTMA TECH is a provider of  admixture for construction mortar, coatings & paints and concrete, plastic chemicals, which has three plants with R&D……
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 +86-15564132706
 ptma@salwayde.com
 sally@salwayde.com
 Qingdao City, Shandong, China.
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