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on may 3-5, 2018, the 19th china environment expo was held in shanghai new international expo center as scheduled
the company's exhibition site attracts many domestic and foreign customers to stop for consultation and exchange;
ma liantao, chairman of the company, visited the site to explain and in-depth exchange the technical advantages of the company's products with customers
ma hui, secretary general of environmental chamber of commerce of all china federation of industry and commerce, visited the exhibition hall and talked with ma zong
address: no.9960, qushan road, chengguan street office, linqu county, shandong province 
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