Qhia 17–27 ntawm 27 tshwm sim
Peb yuav teb rau hauv 24 teev, thov xyuam xim rau email nrog cov lus tom qab “@barride-optics.com”.
Koj tuaj yeem mus rau qhov chaw Hu rau nplooj ntawv thiab sau ib daim ntawv kom ntxaws ntxiv.