Giant Precision Instrument (GPI), established in 1993, is a medium-sized company in Taiwan that has been designing ,manufacturing and distributing cross line laser, rotary laser and the other surveying instruments for more than 15 years. The company fo under and key employees are industry professionals each having 15 years with survey and construction laser. The R&D team is staffed by 20 experienced engineers responsible for upgrading quality and developing new products to provide our customers with the most advanced products. The products for construction and surveying applications are produced in our Taiwan and China factory. Quality is our most important goals to satisfy the customers. GPI has already been certified by ISO-9001. Today , GPI enjoys a good reputation in the worldwide market, especially in Japan and Europe. Our efforts only have one goal that provides you with high quality products suitable for market and allows you to approach the customers with success.