Have developed products such as full-automatic bicycle pump of bicycle, electric embossedstamp machine, induced seal machine, insulation puncture line clip almost over the past year.
几年来研制了自行车全自动打气筒，电动钢印机，感应印章机，绝缘穿刺线夹等产品。
Which must be certified with a stamp or embossed seal by the school attended. Students who have not yet graduated must submit their diplomas when they report to THU, otherwise, their admission will be canceled.