I work at Teamup Electronics Co.,ltd ,have experience in radio field .During my college time, i have already start to using walkie talkie and study the internal structure.From now on, we have enter the southeast Asia market, our radios also attracts many customers from Indonesia,Thailand,USA ,etc.My hobby is clambing and small talk with our engineers, sometimes we think over some ideas to change the two way radio( we can make different housing and new design for our customers,and almost of them are satisfied with them). Also, in sometimes I like take walkie talkies to clamb the mountain .I can solve many basic problem of walkie talkie for my customers, We progress together