The NELD-CMC801 cement mortar curing tank developed by Beijing Naido is designed in accordance with the national standard GB/T17671-1999 and ISO679-1999, to provide water curing for cement mortar specimens within a temperature range of 20℃±1℃. Made of 304 stainless steel, the tank is insulated and equipped with an intelligent microprocessor for precise temperature measurement and timing. Users can freely set the circulation time and curing temperature of the water. The tank achieves rapid temperature stabilization, maintains a stable water circulation, features a double-filtering system, and is suitable for water curing of cement, mortar, and concrete.