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As an independent company, Hongte explore for, develop, manufacture, and sell pre-insulated duct panel for many years. Now, we are an integrated enterprise in this industry. pre-insulated panel is the main product of Hongte. It is diverse in variety. Ventech rigid fiberglass duct board is a comprehensive product of various technologies. It is developed, manufactured and processed under the theoretical guidance of mechanical engineering, microelectronics, etc. This product is so uniquely weaving processed that the fabric features large density, fine lines, smooth texture, more durable than ordinary bedding, and softer.
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