Hugong Group Co., Ltd. is only focusing on the sensors. Our company has accumulated more than 20 years of experience in the development and production of sensors.The products of company are sensor market's best-selling products in China. Our company is registered with the capital of 50 million Yuan in Yueqing. We have established branches in Shanghai and other places. Our company is a science and technology enterprise collecting scientific research, production, industry and trade, mainly ...