Recently, the ningxia hui autonomous region pledges inspect bureau jointly living building hall to carry out the whole house construction and municipal engineering in materials quality sampling inspection work, the key to enter the construction site of the building materials product certification and factory inspection report to conduct a comprehensive inspection, among them, the selective examination waterproofing 10 batches, one batch is not qualified.

The sampling work the ningxia monitor product quality supervision and inspection institute is responsible for the implementation, a total of four of the housing construction and municipal engineering 79 batches of the product for checking. Upon examination, a total of 10 batches of the product is unqualified, not the percent of pass is 12.7%. Reinforced 51 batches sampling, unqualified 4 batches, unqualified items as weight deviation; Benzene board 9 batches sampling, 2 batches unqualified, unqualified item ? as compression strength and apparent density