Thaum lub Cuaj Hlis 2015, tom qab ntau qhov kev tshawb xyuas thaj chaw ntawm lub nroog ntsig txog lub nroog, Grace tau xaiv los ntawm Zhangjiagang nroog tsoomfwv tsuas yog cov tshuab yas tau caw nyob ntawm 340 factories ntawm peb lub nroog, koom nrog Suav Tuam Tshoj Cov Khoom Siv Khoom Siv Thoob Ntiaj Teb Thoob Ntiaj Teb!

Thaum lub sijhawm piav qhia, peb tau qhia cov kev ua tau zoo ntawm conical twin-screw extruder, siv lub tshuab muaj zog ib leeg ntsia hlau extruder, kev kub ceev centrifugal ziab, PE800 pwm, thiab kuj tau qhia txog "Ntaus huab tswj" thev naus laus zis, uas tau pom muaj kev sib xyaw zoo meej hauv internet thev naus laus zis thev naus laus zis thiab cov khoom siv kho tshuab. Raws li qhov tseem ceeb ntawm cov khoom, "cov ntsiab lus ntawm cov thev naus laus zis, cov peev txheej zoo" tau nyiam dav thiab nyiam ntawm cov neeg siv khoom hauv tsev thiab txawv teb chaws.

Cov lus tshaj tawm tseem tau txais kev tshaj tawm qib siab los ntawm tsoomfwv nroog Zhangjiagang, tus kav nroog Huang Xueyuan thiab cov thawj coj ntawm cov haujlwm tseem ceeb tuaj xyuas peb lub rooj muag khoom. Tus thawj tswj hwm dav dav Yandong tau piav qhia ntxaws ntxiv ntawm kev ua tau zoo ntawm peb cov khoom thiab lub hom phiaj kev txhim kho. Tus kav nroog Huang Xueyuan tau ua kev ntsuas siab ntawm peb cov khoom lag luam, thiab txhawb nqa Grace kom tas li loj dua thiab muaj zog ntawm cov hom kev txhim kho uas twb muaj lawm, ntxiv rau ua ntau pab rau kev tsim khoom ntawm Zhangjiagang cov cuab yeej tsim khoom lag luam.