TradeVerify Poly xinyuan group was founded in 2007, is a design, development, production and sales as one of the group company, now under the group owns rich sea in shandong materials technology co., LTD., shandong long steel import and export co., LTD and bulk density industrial (Shanghai) co., LTD. Three subsidiaries, business areas involving steel plate, galvanized sheet, aluminum plating zinc plate and the belt is the most influential domestic hot dip aluminum zinc silicon steel plate, one of the painted steel plate production and sales enterprises.