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Honghuan isina kurukwa geotextiles inogadzirwa kubva pamhando yepamusoro polyesterpolymer neinoroverwa netsono yekugadzira maitiro.Inoita zvakanaka mukudonhedza mvura, kusefa mvura uye chinhu chakaparadzana, chinoshandiswa zvakanyanya mumapurojekiti e geotechnical, mapurojekiti e hydraulic, mapurojekiti enjanji uye zvichingodaro.