Anaga, Henan Yulin University.Shirkadda Engineering Limited waxay ku saleysantahay Maraykanka.Waa warshad leh taariikh ka badan 60 sano, mashruuca Co., Ltd. waxaa la aasaasay 1958, caasimadda ka diiwaan gashan ee 120 million yuan, shaqaalaha xirfadeed ee jira in ka badan 200 oo qof.Hadda waxay u kortay alaab-qeybiye qalab waxbarasho oo caan ah oo isku-dhafan cilmi-baarista sayniska, wax-soo-saarka iyo iibinta.