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2006
2004
2001

In 2006, we participated in the revision of town construction standard from Ministry of Construction “heat meter”CJ 128-2007.

In 2004, we participated in the establishment of standards of town construction from theMinistry of Construction “condition of transmitting data from meter in households”CJ/T188-2004.

In 2001, we participated in the establishment of national measurement verification regulation“thermal energy meter”JJG225-2001.

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