HCH Machine Manufacturing Co., Ltd is one of the earliest plants which specilize in manufacturing machines for ventilation and air conditioning. The predecessor of the factory is Guangzhou Hecheng Machinery Factory, which had been engaging in the design, manufacturingand sale of the plate working ***** more than 20 years development, now we own workshop with more than 30, 000 as well as more than 200 manufacturing and processing equipments. The major products include: venti-ductmachinery, general processing equipment, special mechanic equipment of non-standard rolling and spinning. Hecheng Company has a strong technology power and owns many professional designers and manufacturing technological personnel. Excellent COPRA design software has been introduced in the product software design. In order to satisfy the market demand and the requirements of the clients, the company constantly makes innovation and develops new products. With advanced digital processing equipment and perfect quality inspection means, the company constantly increases the investment, it hasgot the certificates of ISO9001: 2000 quality systemcertificate. The productshave passed CE recoginition. Perfect quality guarantee system and advanced design technology makes products quality stay in the leading position in China. Our products are widely applied in the industries like ventiduct making, hardware, kitchen utensils, home appliances, decorative materials, and ***** products have been exported nearly 60 countries and regions and have been highly appraised by the customers. In the process of globalization, we have always follow the principles of "Survive by quality, develop by high efficiency, and expand by high credibility". We will persevere and continue to provide customers with the first-class products and services to enable enterprise development to keep pace with the market demand Operating principles: survive by good quality develop by highefficiency, and Expand by