islocatedinShanghai-themetropolisoftheworld.Shanghaiisthecenterofeconomy,transportation,culture,financeandtechnologyinChina.Ourheadofficelocatesinthedowntown-Xujiahui；ourfactoryisatJinshandistrict,whichisthebiggestchemistrybaseintheYangtzeRiverdelta.Ithasconvenienttransportationandwell-arrangedenvironmentprotectionfacilitiesinvestedandmanagedbyShanghaimunicipalgovernment. [詳細介紹]