"Fertilizer double cross is met " highlight science to use fat concept
From; Author:Stand originally
Countrywide fertilizer double cross can be held every year, since holding the first 1999, held 9 successfully already. It is reported, current double cross can share many 360 enterprise and unit ginseng to exhibit, come from 31 provinces of countrywide (municipality, city) join meeting number to reach nearly 30 thousand person, conference dimensions achieves the history new tall.
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