Changchun City Kuancheng Boiler Exhaust Valve Factory (Original Name: Changchun City Zhongquan Industry Co., Ltd.), established in 1985, is mainly engaged in manufacturing and selling full auto exhaust valves for hot water boiler and heating pipe. The full auto exhaust valve with the brand Zhongquan is the key product of our company, which obtained many items of national patent. It has been designated to reach international level by Jilin Province Technology Supervision Bureau in 1998, and was awarded the famous trademark in Jilin Province. The Brand Zhongquan was registered formally by our company on Jan. 11, 1991. Over 20 years our company has owned solid power in technology, research and development, having scientific management system, having perfect mastery of quality, being time after time to innovation. The brand Zhongquan has become the head-wild goose in this field to facing and passing the tests by all the clients. Our company hasn't any complaint for quality reasons for 22 years. The exhaust valve with the brand Zhongquan has become the symbol, it means high quality and high level in clients' mind. All of the consumers have realized its balance to cost, and we have the courage to agree that: if you have any damages caused by our exhaust valve with the brand Zhongquan in quality, please claim to us! The brand Zhongquan has become the most incorporeal asset for an enterprise, and the obvious social benefit and economic benefit are brought about by this product. Since the foundation of our company for twenty-one years, the sales of products have already cover 16 provinces, cities, autonomous regions and municipalities directly under the central government in the Northeast, North, Northwest and Middle plain. We establish unobstructed sales channels, bring rich benefit for most of the sales agents, and provide high quality service for most users. Simultaneously, our company spent nearly million Yuan every year on strong media such as newspaper, magazines and outdoor signs of each city in the country for propaganda and advertisement to strengthen the publicizing force of the product and expand the well-known degree of the brand. At present, the recognition and reputation of the Zhongquan Brand is the head-wild goose in the people's eyes. From the production quality to construction of the sales network, and to after sales service, advertisement propaganda, feedback of the user's information and to the strike of false product, every links of the business operation of the enterprise all center on creating real Zhongquan brand and carry out the work effectively. In the year of 2001, our company took great foresight and took the lead in passing ISO9001:2000 Quality Management System Authentications within the trade, exploring a paw for expanding the domestic market and the international market. No matter pass, present or in the future, the Zhongquan people will adhere to innovation culture, emphasize on quality, and obey the promise, pursuit development, be creative and head for being the head-wild goose. Make the brand of Zhongquan larger, better and strike to acquire more social and economic benefit, repay the society and the people.