Shenzhen City Connaught Source Technology Co., Ltd. was founded in 2008,is a collection research and development, production, sales in one of the high-tech enterprises, the company's core products are insulation monitor, leakage protection, current transformer, temperature and humidity recorder and related solutions.

Yingnuo source focus on product development and technology innovation, the company has a master's degree or above engineer 2 people, 5 undergraduate, 10 papers published in the core journals at home and abroad,all the products of the company are independent research and developmentwith independent intellectual property rights, and the company will be the annual sales of 5% into the development of new products, to ensure the the forward-looking and advanced new products.

Since its inception the company has always adhere to the "commitment,cooperative win-win" business philosophy, adhering to the "fast, be responsible for the customer, customer satisfaction," a principle of service tocustomers at home and abroad, the source of profit. The products are widely used in the domestic and international military, metallurgy, railway, marine,petroleum, chemical industry, medicine, industrial equipment, transportationfields distribution and other equipment. And received high praise and trust.