Txij li xyoo 2019, Sichuan LEAWOD Qhov Rai thiab Qhov Rooj Profiles Co., Ltd tau txais daim ntawv pov thawj Ob Chav Qib 1 rau kev tsim khoom thiab kev teeb tsa ntawm lub tsev qhov rooj thiab qhov rai. Hauv tib lub xyoo, lub tuam txhab tau raug caw tuaj koom nrog kev thov cov nodes teeb tsa tshiab rau qhov rai sab nraud ntawm cov tsev uas tau tuav los ntawm National Technical Committee for Standardization of Building Curving Wall Doors and Windows hauv xyoo 2019, thiab tau mus rau Beijing thaum Lub Kaum Ib Hlis 2019 los qhia txog kev siv tshuab teeb tsa ntawm LEAWOD system qhov rooj thiab qhov rai. Nws tau txais kev lees paub zoo los ntawm cov kws tshaj lij los ntawm thoob plaws lub tebchaws thiab tau txais kev soj ntsuam los ntawm Standardization Committee thiab Organizing Committee. Txiav txim siab muab Sichuan LEAWOD Qhov Rai thiab Qhov Rooj Profiles Co., Ltd lub npe ntawm lub teb chaws tus qauv teeb tsa honoured unit.