Guangzhou Heyi Technology Co., Ltd. is a high-tech enterprise which integrates R&D, production and sales of various kinds of sensors, instruments and meters in the field of industrial automation, and it's headquartered in Science City of Guangzhou High-tech Industrial Development Zone. At present, our company has the most advanced technical level and is one of the most professional sensor manufacturers in China. Many of our products have obtained independent intellectual property rights. Our company has more than 30 national patents and over 1,000 kinds of products. It is the first professional manufacturer of micro-chromatic aberration digital intelligent color sensor, high-speed optical-pass sensor, digital optical fiber sensor, laser sensor, displacement sensor and photoelectric sensor in China.