TIANJIN WISEMAN OPTICAL INSTRUMENT CO., LTD. IS ONE OF THE LEADING MANUFACTURER IN NORTH OF CHINA AND SPECIALIZED IN FABRICATING OPTICAL INSTRUMENT AND SURVEY INSTRUMENT. BACKED BY EXPERIENCED TECHNICIANS AND SKILLED WORKERS, WE ARE APPOINTED AS OEM...(Read More)

INTERGEO 2015

INTERGEO　IS THE MAIN AND THE SIGNIFICANT SHOW FOR US, EVERY YEAR WE MEET OUR CUSTOMERS AND FRIENDS HERE TO EXCHANGE THE KNOWLEDGE AND NEW TECHNIQUE.WE HOPE TO MEET EVERY SURVEY INDUSTRY FRIEND HERE. WE WILL WAITING FOR YOU.......(Read More)