Polycarboxylate ether high-range water reducer is the third generation superplasticizer based on calcium lignosulphonate and naphthalene sulfonate. The product is a free flowing, spray-dried powder which is improved by a special powder spraying dry technology. Its comprehensive property indexes are excellent. It is an environmental protection product with high property. It has good dispersing property, high water reducing rate and good compatibility with various cements. Because of its good powder fluidity, it is especially suitable to be used in dry-mixed mortar to improve its property. Besides, it also can be used in the high performance concrete.