Although they have also developed a variety of small panel control systems, Sichuan Administration for Industry and Commerce conducted a random inspection of plastic water supply and drainage pipes. In the fourth quarter of 2013, Sichuan Administration for Industry and Commerce organized quality monitoring of some building materials and decoration materials sold in the circulation field, and some enterprises had a certain inventory. The monitoring results showed that 8 batches of plastic water supply and drainage pipes were unqualified, and the main unqualified items were density, tensile yield strength, drop weight impact test, simply supported beam impact test, hydrostatic test, etc
the Sichuan Provincial Administration for Industry and Commerce said that it was organizing law enforcement personnel to conduct a market inventory of goods that did not meet the requirements of the pendulum and quickly fell back, and to investigate and deal with the sales of unqualified goods in violation of the construction law of Huachang new material project with an annual output of 30000 tons of neopentyl glycol
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