Guangdong Province plans to invest 180billion in water conservancy pla
There are many problems in xihuating community due to insufficient wat
Water measuring sensor specially designed to detect the height of liqu
On October, 2011, the 2011 China Water Expo was successfully held in t
DuPont's main renewable materials at k exhibition in GermanyDuPont i
Infiana, a German film expert, has established a cooperative relations
German enterprises plan to expand the output of polyvinyl alcohol resi
GL and Sinovel wind power signed a wind turbine measurement contract r
Germany invents a new type of fresh-keeping plastic filmthe door pla
The German ethylene pipeline system was officially put into operation.