Mr. Han tau txais Tuam Tshoj Aviation Optical-Electrical Technology Co., Ltd., yog ib qho ntawm cov neeg siv khoom tseem ceeb ntawm KinKou.Peb ib txwm tuav kev sib raug zoo ntawm kev sib raug zoo, loj hlob ua ke thiab kos lub neej yav tom ntejsib!