Kusukela ngo-2019, iSichuan LEAWOD Window and Door Profiles Co., Ltd ithole iziqu ze-Double Level 1 zokukhiqiza nokufaka iminyango yokwakha namafasitela. Ngonyaka ofanayo, inkampani yamenywa ukuthi ihlanganyele ekufuneni ama-node amasha okufaka ajwayelekile amafasitela angaphandle ezakhiwo aphethwe yiNational Technical Committee for Standardization of Building Curving Wall Doors and Windows ngo-2019, futhi yaya eBeijing ngoNovemba 2019 ukuyobonisa ubuchwepheshe bokufaka ajwayelekile beminyango yesistimu ye-LEAWOD namafasitela. Iqashelwe kakhulu ochwepheshe abavela kulo lonke izwe futhi yahlolwa ngazwi linye yiKomiti Yokumisa kanye neKomiti Yokuhlela. Yanquma ukunikeza iSichuan LEAWOD Window and Door Profiles Co., Ltd isihloko seyunithi yokuhlonipha ukufakwa okujwayelekile kuzwelonke.