For 300/450/600g chopped strand mat, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 300/450/600g chopped strand mat has been well received by many customers and enjoyed a good reputation in many countries. haiding fiberglass 300/450/600g chopped strand mat have characteristic design & practical performance & competitive price, for more information on the 300/450/600g chopped strand mat, please feel free to contact us.