Rule Composite Material is a leading unsaturated polyester resin manufacturer and suppliers from china,we have a factory to produce the unsaturated polyester resin,and the unsaturated polyester resin produced by us can be wholesale,the price will be more cheaper.Starting from unsaturated polyester resin, we have more than 40 years of experience from raw materials to finished products. We can control the cost of unsaturated polyester resin while maintaining high quality and provide customers with the most favorable price. At present, we mainly produce unsaturated polyester resin, such as fusion resin, flame retardant resin, RTM resin, daylight resin, etc