● 2006, tus tsim ntawm lub tuam txhab, Allen, tawm hauv tsev kawm ntawv thiab nkag mus rau hauv lub pob zeb diamond cuab yeej kev lag luam. Nrog lub siab xav rau lub neej, Allen txuas ntxiv nqus cov txuj ci kev lag luam.
● Xyoo 2010, lub tuam txhab ua ntej, Quanzhou Julih Pob Zeb Diamond Tool Factory, yug hauv Shuitou, lub nroog pob zeb nto moo, thiab tsim cov cuab yeej txhawb pob zeb rau cov chaw ua haujlwm pob zeb.
● 2013, Tom qab ob peb xyoos ntawm nag lossis daus, nrog rau qhov sib ntxiv ntawm DR.Wong, lub tuam txhab pib kev tshawb fawb thiab kev loj hlob thiab zus tau tej cov pob zeb diamond superhard khoom sib tsoo log.
● 2020, nws lub tuam txhab yuav tsim lub Hoobkas tshiab, yuav cov cuab yeej tshiab, thiab tsim Quanzhou CDT Tools Co., Ltd. tom qab kev hloov pauv kev ncaj ncees.
● 2021, cuam tshuam los ntawm COVID-19, ib puag ncig thoob ntiaj teb thiab kev lag luam feem ntau tau poob qis. Lub tuam txhab tau nquag ua haujlwm thev naus laus zis thev naus laus zis, thiab ntau yam kev tsim kho thev naus laus zis tau lees paub, thiab ntau daim ntawv thov kev lag luam tau dhau qhov kev tshuaj xyuas.
● 2022, Lub tuam txhab tau npaj siab los tsim cov channel tshiab los txhawb lub tuam txhab cov khoom lag luam thiab cov npe rau ntau lub teb chaws thiab cheeb tsam, kom cov neeg siv khoom ntau tuaj yeem tau txais cov khoom lag luam thiab cov kev pabcuam zoo dua.
