China is a major manufacturer of PVC soffit panels, which are used to cover the underside of roof overhangs. PVC soffit panels offer a durable and low-maintenance solution for protecting the eaves and rafters of a building. They are resistant to moisture, rot, and insects, making them ideal for use in outdoor applications. China PVC soffit panels come in a variety of colors and styles, allowing for a customized look that complements the overall design of a building. They are also easy to install, making them a popular choice for both residential and commercial construction projects.