Shenzhen HiYaSi Tech. Co., Ltd is a professiona, fast growing company. The company is well known as a world leading manufacturer of Golf rangefinder, Laser distance meter.Hunting rangefinder.laser distance sensor and battery tester . Having professional engineering team, golf rangefinder provide best design and customization of golf rangefinder and laser distance sensor system.HiYaSi Tech was founded in 2016, headquartered in Shenzhen China. Our factory covers 2,000 square meters area and has more than 200 employees. HiYaSi Tech has 6years experience in Laser industry and is dedicated to research and development, production innovation and strict quality control management. We aim to manufacture and provide reliable and innovated golf rangefinder and laser distance sensor solutions to the world.